Fact-checked by Grok 2 weeks ago

Hakodate Main Line

The Hakodate Main Line is a principal railway line in , , operated by the (JR Hokkaido), spanning approximately 423 kilometers from Station in the south to Asahikawa Station in the north. It serves as a vital trunk route traversing southern and central , facilitating intercity passenger travel via services such as the Hokuto and connecting key urban centers including , , and Iwamizawa, while also supporting regional freight operations. The line integrates with the at Shin-Hakodate-Hokuto Station, enabling seamless transfers for long-distance travelers from , and features diverse terrain from coastal areas near to inland plains, though sections have faced operational challenges due to low utilization and maintenance costs typical of rural Japanese rail networks.

Route Description

Hakodate to Otaru Section

The Hakodate to Otaru section of the Hakodate Main Line covers approximately 258 kilometers through southern Hokkaido, starting from Hakodate in the south and extending northward to Otaru. This portion originates in the coastal lowlands around Hakodate, proceeding along the western edge of the Oshima Peninsula with relatively gentle topography before transitioning inland toward more elevated regions. At Shin-Hakodate-Hokuto station, approximately 18 kilometers north of Hakodate, the line interconnects with the Hokkaido Shinkansen, operational since March 26, 2016, as a stub extension from the Seikan Tunnel, enhancing direct high-speed access to Honshu. North of Oshamambe, the route enters the challenging mountainous terrain of the Shiribeshi District, traversing areas like Niseko and Kutchan with average gradients of 2-3 percent, necessitating engineering adaptations such as and bridges to manage inclines and curves. This segment, often termed line," contends with steep rises and valleys amid volcanic landscapes, including proximity to Mount Yotei, though the conventional line's specific infrastructure details, including lengths, remain less documented compared to the parallel alignment, which incorporates over 69 kilometers of between Shin-Hakodate-Hokuto and Oshamambe. The path ultimately descends toward coastal plains near , linking remote rural zones with urban hubs and ports. Historically, this section's connectivity to the national network depended on ferry services across the until the Seikan Tunnel's opening on March 13, 1988, which eliminated the need for train ferries departing from to , previously in operation since for rail cars. The terrain's variability, from coastal flats to alpine challenges, underscores the engineering demands of aligning the railway through Hokkaido's diverse , prioritizing stability against seismic activity and heavy snowfall inherent to the region.

Otaru to Asahikawa Section

The to section of the Hakodate Main Line extends approximately 175 kilometers northward through central Hokkaido's Ishikari Plain, linking Station on the Japan Sea coast to Station via . This segment, comprising 41 stations, primarily follows flat, open terrain suited to straight track alignments and efficient operations, contrasting with the more rugged southern portions of the line. It serves urban hubs like , with a metropolitan population exceeding 2.6 million, alongside smaller centers such as Ebetsu, Iwamizawa, and Takikawa, while threading through sparsely populated rural expanses dedicated to farming. Key engineering features include several bridges spanning the Ishikari River, Hokkaido's longest waterway at 268 kilometers, with crossings near Ebetsu and between Iwamizawa and Takikawa facilitating passage across the broad . These structures support the line's traversal of the plain's alluvial soils, which enable large-scale but also pose flood risks managed through elevated embankments and maintenance protocols. The route's inland positioning avoids coastal exposures, emphasizing connectivity to interior agricultural zones where dairy production predominates; central accounts for substantial portions of Japan's milk output, with farms concentrated along the corridor north of . At , the section interconnects with the , branching eastward to Numanohata and onward to , approximately 50 kilometers away, thereby integrating rail access for air travel amid regional commuting patterns. This junction handles high volumes of transfers, underscoring the line's backbone role in funneling movement from coastal through the capital to northern interiors, while paralleling highways like National Route 12 for freight and passenger flows.

Branches and Spurs

The Hakodate Main Line incorporated several short branches and spurs, largely developed to support operations and local freight access during the early , with many rationalized after amid shifting energy demands and declining industrial viability. These extensions reflected the line's role in Hokkaido's resource extraction economy, but persistent low passenger volumes and mine closures led to their progressive abandonment. The Kamisunagawa Branch, a 7.3 km spur diverging eastward from Sunagawa station, originated as a private line for Sunagawa Coal Mine in 1918 before nationalization in 1926 and integration as a Hakodate Main Line with passenger service. It featured intermediate stations at Higashitsubame and Nishitsubame, serving mine workers and local transport until coal production waned, culminating in closure on May 23, 1994— Hokkaido's inaugural line abandonment—due to daily ridership below 100 and annual deficits exceeding operational costs. Track removal followed promptly, leaving station structures like Kamisunagawa's preserved for potential reuse amid population exodus from the mining town. Similarly, the Minami Bibai Branch extended 3.0 km from Bibai station to serve Bibai , commencing operations in 1931 primarily for with supplementary runs. This freight-oriented handled peak stone shipments until mine exhaustion and national energy transitions prompted its discontinuation on September 9, 1973, exemplifying consolidations of unprofitable laterals as supplanted rail. In the Sapporo vicinity, industrial spurs provided temporary access to factories and warehouses, such as short goods branches for and loading, but these were phased out during 1950s-1970s rationalizations favoring mainline efficiency over dispersed sidings. Further north, a freight spur from Kinbun to Omachi station facilitated military and logistics transfers until abandonment around the late , underscoring the network's evolution from resource spurs to streamlined trunk operations.

Infrastructure

Track Gauge and Alignment

The Hakodate Main Line employs a uniform of 1,067 mm (3 ft 6 in), designated as Cape gauge, which aligns with the standard for Japan's non-Shinkansen conventional rail network and has remained unchanged since the line's initial construction phases in the 1880s. This gauge supports compatibility with regional while constraining maximum axle loads and vehicle widths relative to standard 1,435 mm gauge systems, influencing on Hokkaido's variable subgrades. The line's alignment reflects causal constraints from Hokkaido's , including steep gradients, valleys, and fault zones, resulting in frequent curves with radii often below 1,000 m in rural segments, which impose centrifugal forces limiting operational speeds to 100–110 in sinuous sections and up to 130 on straighter portions like –Oshamabe and . These curvatures stem from cost-effective valley-following routes rather than expensive cuttings or tunnels, prioritizing constructibility over straight-line efficiency, and contribute to higher wear on and reduced average transit speeds for long-haul services. Seismic considerations, given Hokkaido's subduction zone proximity, incorporate resilient ballasted track designs with elastic fasteners and reinforcements in vulnerable areas to absorb ground motions without , per national standards updated post-2011 Tohoku events. Track configuration varies, with the majority single-tracked to minimize in low-density rural areas, featuring passing loops at principal stations for and of up to 20–30 trains daily per direction in peak periods; double-tracked segments, totaling under 50 km, occur in high-traffic zones such as –Nanae and isolated spurs near and Oshamanbe, alleviating bottlenecks but not extending continuously due to and economic factors. This setup constrains headways and freight-passenger , as single-track precedence rules enforce scheduling buffers that can delay services during disruptions like or seismic events.

Electrification Status

The Hakodate Main Line employs 20 kV, 50 Hz AC overhead electrification on its southern segment from to Shin-Hakodate-Hokuto, spanning approximately 35 km, and on the northern segment from to , covering about 240 km including the hub. The southern electrification was implemented specifically to support access trains connecting to the at Shin-Hakodate-Hokuto Station, commencing operations in tandem with the Shinkansen extension's launch on March 26, 2016. In contrast, the central section from Shin-Hakodate-Hokuto northward to remains entirely unelectrified, extending roughly 140 km through challenging terrain including coastal and mountainous areas. This gap, inherited from the era, has not been wired due to low traffic volumes and high infrastructure costs relative to projected benefits, perpetuating dependency for bridging the electrified ends. The partial configuration necessitates hybrid operations for key services like the Limited Express Hokuto, with electric multiple units on the endpoints and across the gap, elevating fuel expenses— costing approximately twice as much per unit as grid electricity in —and complicating fleet maintenance amid Hokkaido's subzero winters and accumulation, which accelerate wear on engines and exhaust systems.

Signaling and Safety Systems

The Hakodate Main Line utilizes for train separation, supplemented by (ATC) on conventional line sections to enforce speed restrictions and prevent signal violations. This configuration supports operational reliability across the route's single- and double- segments, with block lengths typically allowing headways of 5–10 minutes under normal conditions, though capacities are constrained in rural areas by lower traffic volumes and legacy infrastructure. ATC integration, standard for Hokkaido's main conventional lines, continuously monitors train speeds via track circuits and signals, automatically applying brakes if limits are exceeded, thereby reducing risks inherent in manual operation. Automatic Train Stop (ATS) systems provide an additional layer of intermittent protection, activating to halt trains passing restrictive signals or entering occupied blocks; JR Hokkaido employs variants like ATS-DN tailored for northern climates, with deployment covering Hakodate to Oshamambe and Otaru to Asahikawa sections to address overspeed hazards on gradients and in low-visibility weather. These ATS implementations, evolved from post-1960s national safety reforms following major collisions, enhance redundancy against winter disruptions such as signal icing, where heated track circuits and insulated cabling maintain functionality amid sub-zero temperatures and heavy snowfall exceeding 10 meters annually in northern stretches. Level crossings remain common in rural portions, numbering over 200 along the full route, predominantly equipped with automatic flashing lights, bells, and half-barriers interlocked with approaching via track circuits to provide 20–30 seconds of advance warning. Block system capacities limit concurrent movements in these areas to one per section, prioritizing over throughput given sparse freight and passenger volumes; upgrades, including digital enhancements to ATS for faster response times, have been prioritized post-2010s reliability audits to counter signal failures from buildup, achieving near-99.9% uptime during winter operations. Overall, these systems underscore causal priorities in preventing rear-end and crossing collisions, with empirical data from operations indicating a 70% reduction in signal-related incidents since ATC/ATS widespread adoption.

Passenger Services

Local and Rapid Trains

Local trains on the Hakodate Main Line function as ordinary services, stopping at all or nearly all stations to facilitate short-haul regional and commuter travel, especially within the metropolitan area and westward to . These trains operate frequently on the - section, with up to five departures per hour during busier periods, covering the 41.5 km distance in approximately 46 minutes at a fare of 800 yen. Eastward services toward or southward beyond Otaru toward are less frequent, reflecting lower demand for local stops on longer rural stretches. Rapid trains offer accelerated patterns by bypassing select minor stations, targeting efficiency for suburban commuters and connections to adjacent lines. The prominent service runs from via and extends along the Hakodate Main Line to , reducing Sapporo-Otaru travel to 33-41 minutes with about two trains per hour. Other rapid operations, such as the Niseko Liner between Otaru and Sapporo, supplement these during peak seasons, stopping at major intermediates like Teine while maintaining all-stops patterns in denser zones to balance speed and accessibility. These services collectively handle daily concentrated in urban fringes, with higher utilization during morning and evening rushes for work and linkages.

Limited Express Services

The Hokuto provides the primary rapid intercity connection between and , operating over approximately 319 km primarily via the Hakodate Main Line from to Oshamambe before diverting onto the Muroran Main Line and for the remainder. All seats are reserved, and the service uses Series 261 tilting diesel multiple units capable of navigating the line's curves at up to 130 km/h. Typical journey times stand at around 3 hours 40 minutes, enabling efficient links to the at Shin-Hakodate-Hokuto for onward travel to . Tilting technology introduced with predecessor Super Hokuto services in the early 1990s allowed speed increases over the line's challenging mountainous terrain, reducing prior non-tilting Hokuto run times of 3 hours 47 minutes at 120 km/h maximum to as low as 3 hours 17 minutes initially, though current schedules reflect balanced operational constraints including track conditions and demand. These upgrades prioritized time savings for passengers traveling between Hokkaido's southern port city and its largest urban center, supporting both commuter and visitor flows without requiring extensive track realignments. North of , the Limited Express Lilac offers accelerated service along the Hakodate Main Line's Otaru to Asahikawa section, linking the regional capital with central 's administrative hub over roughly 140 km with limited stops to minimize travel duration compared to ordinary trains. Operated by , it facilitates quicker access for and seasonal to areas like Furano, using multiple units suited to the non-electrified route.

Former and Discontinued Services

The Hokutosei was an overnight sleeper train that operated from in to , traversing the Hakodate Main Line between and following a crossing from . Launched in 1988 using 24 Series sleeping cars hauled by ED79 locomotives, the service experienced steadily declining ridership amid competition from high-speed connections and low-cost aviation options, which offered shorter travel times and lower fares for daytime journeys. In response to persistently low load factors, regular operations ceased with the March 2015 timetable revision, reducing it to seasonal summer service only, before full discontinuation on August 21, 2015, ahead of the Shinkansen's opening the following year. Similarly, the Hamanasu provided overnight service from to , also relying on the ferry to and subsequent routing along the Hakodate Main Line. This train, which began in as a replacement for earlier ferried expresses, featured a mix of sleeping and seated cars but faced analogous pressures from faster alternatives, culminating in its elimination as Japan's last regular long-distance express upon the Shinkansen's Hokkaido extension. The final departure occurred on March 21, 2016, with the service unable to sustain viable occupancy rates against daytime bullet train viability and air competition. Several seasonal services on the line, such as extensions of the Hokutosei during peak periods, were phased out concurrently due to operational costs exceeding revenues from sparse utilization, exacerbated by broader modal shifts toward air and that diminished demand for slower, overnight options. These discontinuations reflected JR Hokkaido's strategic pivot away from uneconomical legacy expresses, prioritizing efficiency amid regional depopulation and infrastructure investments.

Freight Operations

Current Freight Traffic

The Hakodate Main Line facilitates freight transport operated by JR Freight, serving as the principal rail corridor linking Hokkaido's economy to via the , with operations emphasizing bulk commodities essential to regional industries such as , , and residual activities. Daily shuttle services consist of approximately 40 freight trains crossing between the islands, primarily utilizing the line's southern section from northward to connect with ferry-free undersea routing. These trains handle containerized and wagon-loaded goods, prioritizing efficiency for long-haul volumes where rail maintains competitive advantages over road transport due to Hokkaido's sparse and rugged terrain. Primary cargoes include agricultural products like potatoes, onions, and dairy-related shipments, alongside timber from operations and limited coal remnants from legacy mines, reflecting Hokkaido's resource-based export profile to markets. Freight coordinates these hauls through dedicated and hopper services, with seasonal fluctuations noted: volumes can surge by up to 50% during peak harvest periods but drop by 80% in off-seasons, underscoring dependence on commodity cycles rather than steady industrial throughput. Key freight facilities center on Cargo Station, which functions as a major and interchange hub for incoming trains, enabling sorting and redistribution to inland destinations via connections at Terminal. Interchange points along the line, such as those near Oshamambe, support onward routing to branch lines for local commodity loading, though overall network integration relies on the main line's capacity to the tunnel portal. Freight volumes on the line have trended downward amid broader rail shifts, driven by trucking's flexibility for shorter intra-island hauls and just-in-time delivery demands, reducing rail's despite subsidies and investments. Nonetheless, the corridor's strategic value persists for high-volume bulk transfers, with JR Freight advocating adaptations like enhanced container handling to counter erosion from road competition, as evidenced by ongoing policy discussions to preserve dedicated track access amid impending extensions.

Historical Role in Freight

The Hakodate Main Line emerged as a critical conduit for freight in early 20th-century , facilitating the transport of from the expansive Ishikari coalfields to export ports amid rising industrial demand. Rail infrastructure extensions into the Ishikari lowlands connected mining operations to the main line, enabling bulk shipment of this resource, which constituted Japan's largest reserves by volume. Initial freight services in , commencing in 1880 on precursor lines linked to , underscored the region's reliance on rail for coal evacuation, with the Hakodate Main Line integrating these northern hauls into southward flows. Post-war reconstruction amplified the line's freight dominance, as Hokkaido's coal output surged to over 20 million tons annually by the , driven by Ishikari field expansions that outpaced earlier southern coalfields. The line handled substantial tonnages of this and other bulk commodities, contributing to freight peaks around 1964 before competition from trucking eroded volumes. In 1965, Hokkaido's JNR branch lines, dominated by main trunks like , accounted for nearly one-quarter of regional throughput, reflecting pre-peak intensity tied to resource extraction. By the 1970s, modal shifts to road and maritime alternatives, exacerbated by economic restructuring and declining coal viability, curtailed rail's share, with Hokkaido freight entering prolonged decline. JNR privatization in 1987 prompted infrastructure rationalizations, including yard consolidations and track dedications shifted away from freight, diminishing the line's specialized role in bulk haulage.

Stations

Major Stations and Facilities

, the southern terminus of the Hakodate Main Line, features a compact two-story building with central entrance ticket gates leading to platforms, alongside amenities such as a tourist information center, restaurants, and a Midori-no-madoguchi booking office. It connects to local tram lines and bus networks for city access, with ongoing integration for services via the nearby Shin-Hakodate-Hokuto Station. Otaru Station, an intermediate hub west of Sapporo, supports frequent rapid and local services with two island platforms serving four tracks, facilitating transfers for passengers heading to the port city and its canal district. Sapporo Station represents the line's central interchange, accommodating approximately 154,000 daily passengers across platforms 1-3 for westbound services to Otaru and beyond, and additional platforms for northbound routes to . It links to the for access and anticipates extension by the late 2030s, with adjacent facilities including the JR Tower for commercial and observation purposes. Asahikawa Station, the northern terminus, includes modernized facilities such as a post office, souvenir shops, tourist information center, and art galleries, enabling transfers to the Sekihoku Main Line for northern routes. Accessibility features like elevators and escalators are available across platforms.

Closed Stations and Branches

The Hakodate Main Line has undergone closures of select branches and stations, driven primarily by sharp declines in patronage attributable to rural depopulation and the obsolescence of resource-dependent local economies in . These decisions reflect Hokkaido's operational rationalization amid sustained low ridership, with average daily passengers at many rural stops falling below viable thresholds—often fewer than 10 per day in affected areas prior to shutdowns. Among closed branches, the 7.3 km Sunagawa–Kami-Sunagawa section, originally developed to haul from nearby , was discontinued on 16 May 1994 following the exhaustion of operations and resultant passenger drop-off. Similarly, the Wakikata terminated service in 1970 concurrent with the closure of its supporting , eliminating both freight and sparse . On the Sawara —connecting Onuma and via inland routes—multiple intermediate stations shuttered on 12 2022 as part of Hokkaido's consolidation of unprofitable facilities amid demographic shrinkage; closures included Chōshiguchi, Nagareyama , and Ikedaen, where pre-closure daily boardings had dwindled to negligible levels due to aging populations and outmigration. Main line stations facing analogous pressures, such as those in sparsely settled segments, have also been rationalized, with examples like Washinosu repurposed as a signal facility post-closure in 2016 and Kita-Toyotsu eliminated in 2017 explicitly for insufficient usage. Post-2022, municipalities bordering the Oshamanbe–Otaru section formalized an agreement on 27 March to suspend operations upon completion of the parallel extension to (now projected beyond 2038), predicated on chronic patronage shortfalls exacerbated by regional population loss exceeding 20% over prior decades. This would mark the largest prospective branch abandonment, converting the route to freight-only or full decommissioning to stem ongoing deficits.

Rolling Stock

Diesel Multiple Units for Non-Electrified Sections

The diesel multiple units, introduced by in 1977 with production spanning until 1982, have been a primary choice for local services on the non-electrified portions of the Hakodate Main Line, particularly between Oshamambe and . These single-car units, numbering around 150 adapted for Hokkaido's harsh winters with reinforced heating systems, insulated bodies, and anti-freeze measures for engines, prioritize reliability in sub-zero temperatures and heavy snowfall common to the region. Their straightforward diesel-mechanical design supports operations on single-track rural segments, though fuel consumption averages approximately 10-15 km per liter under load, contributing to elevated operational expenses in remote areas. For runs traversing non-electrified gaps, such as elements of the Hokuto service, the tilting diesel-hydraulic multiple units were deployed starting in 1997, enabling speeds up to 130 km/h on curved tracks through hydraulic suspension adjustments that reduce lateral forces by up to 30%. These four-car sets, originally developed for efficiency on Hokkaido's undulating terrain, incorporate cold-weather modifications including heated underfloors and sealed cabs to maintain functionality during blizzards, with focusing on checks to prevent freezing-related failures. Annual upkeep costs for such units exceed those of electric counterparts due to diesel engine overhauls, estimated at ¥5-10 million per set amid JR Hokkaido's budget constraints. Phasing out of older KiHa 40 units accelerated post-2020 with the introduction of series hybrid diesel-electric multiple units in March 2020, which integrate battery storage for and auxiliary power, achieving 20-30% better fuel efficiency than pure diesel predecessors on lines like the Main Line's Oshamambe-Kutchan stretch. These two-car hybrids, designed for low-demand local routes, feature automated engine start-stop systems to cut idling emissions and costs during winter idles, signaling a shift toward greener operations amid JR Hokkaido's efforts to retire aging fleets by 2025-2030. Reliability data indicates fewer breakdowns in hybrid configurations, with exceeding 50,000 km compared to 30,000 km for KiHa 40s in snowy conditions.

Electric Multiple Units for Electrified Sections

The electrified sections of the Hakodate Main Line, primarily serving suburban routes around with 20 kV 50 Hz AC overhead , utilize AC electric multiple units (EMUs) optimized for commuter operations. These segments support local and rapid services with trains compatible for to enhance during frequent stops in and semi-urban areas. The 721 series, introduced in 1988 as JR Hokkaido's inaugural suburban , features construction with end cars measuring 21,670 mm in length and intermediate cars at 20,500 mm, enabling capacities suited for peak-hour commutes on the Hakodate Main Line alongside the Chitose and Sassho Lines. Equipped for 20 kV AC operation, these 4-car sets include three doors per side and climate controls adapted for Hokkaido's harsh winters, with a maximum speed of 110 km/h and standard systems. A total of approximately 135 cars were built, though fleet reductions have occurred as newer models enter service. Introduced in 2023 to replace aging units like the retired 711 series, the 737 series represents JR Hokkaido's latest 2-car sets for regional commuter duties on the Hakodate Main Line, including extensions to the Muroran and Chitose Lines. These aluminum-bodied trains operate on 20 kV 50 Hz AC with 640 kW traction power per powered car, achieving a maximum speed of 120 km/h and incorporating for improved efficiency in stop-start patterns. Designed for single-person operation on select routes, the 737 series addresses capacity needs for Sapporo-area services while facilitating gradual phase-out of older 721 units. The 711 series, Hokkaido's first type from , was fully retired by March 2015 after progressive withdrawals starting in , with earlier cessation on lines like the Muroran Main in 2012 due to maintenance challenges and superior performance of successors. This shift underscores JR Hokkaido's focus on modern EMUs with enhanced acceleration—typically 2.5–3.0 km/h/s for 721/737 series—and voltage-specific designs to sustain reliable operations amid declining ridership on non-express segments.

Locomotive-Hauled Services

Locomotive-hauled services on the Main Line have historically supported passenger trains and continue to dominate freight operations, utilizing dedicated electric and locomotives suited to Hokkaido's mixed status. The line's southern section from to Oshamambe remains non-electrified, necessitating power, while northern segments toward feature 20 kV AC overhead lines compatible with electric locomotives for through-running services. Prior to the widespread adoption of diesel and electric traction in the mid-20th century, steam locomotives powered all services on the line, with the transition accelerating after the introduction of Hokkaido's first in 1952 and completing by the early 1970s as steam operations ceased amid rising fuel costs and maintenance demands. The JNR Class DE15 , developed for heavy freight on non-electrified routes, entered service in the and remain in use by Freight for hauling coal, timber, and container trains along the line's southern portions, offering a top speed of 95 km/h and output of 1,100 kW from a . These locomotives typically draw consists of up to 30-40 freight cars, supporting Hokkaido's resource export needs despite the line's challenging gradients and winter conditions. For electrified operations, particularly linking to the (opened March 13, 1988), the JNR Class ED79 AC electric locomotives—introduced from 1986 with dual-voltage capability (1.5/20 kV )—hauled limited express passenger services like the Hokutosei overnight train from to until its discontinuation in March 2016, handling consists of up to 12 sleeping and dining cars at speeds reaching 110 km/h. ED79 units, with four traction motors delivering 2,550 kW, were phased out post-2010s in favor of newer EH800 class locomotives for freight continuity through the tunnel, reflecting JR Hokkaido's shift toward standardized power for cross-island hauls. Operational cost analyses indicate locomotive-hauled configurations incur 20-30% higher expenses than equivalent services due to concentrated maintenance on high-wear components, reduced efficiency, and longer coupling/uncoupling times at terminals, factors exacerbated on the Main Line's low-density routes where utilization rates average below 50%. Freight-specific loco-hauls, however, persist as economically viable for bulk loads, with DE15 operations costing approximately ¥5-7 million annually per unit in fuel and upkeep, offset by hauling capacities exceeding 1,000 tons per train.

History

Early Construction and Opening (1870s–1910s)

The construction of what would become the Hakodate Main Line commenced under the auspices of the Meiji government as part of broader initiatives to colonize and exploit its natural resources, particularly deposits in the Ishikari region. The initial segment, engineered by the government-sponsored Horonai Railway, linked Temiya in to , spanning approximately 32 kilometers, and opened on November 28, 1880. This marked 's inaugural railway line, prioritized to facilitate transport from the Horonai mines to Otaru's for export, thereby supporting industrial development and settler influx amid demands for efficient inland connectivity. Extension northward to Iwamizawa followed in 1882, covering an additional 41 kilometers to enhance mining logistics. Subsequent northward progress toward proceeded incrementally, driven by agricultural colonization needs and resource extraction, with the full connection from reaching Asahikawa by 1913 after overcoming rugged terrain that necessitated early engineering innovations, including Hokkaido's pioneering railway tunnels constructed amid harsh conditions. These efforts reflected settler pressures for reliable transport to remote areas, enabling population growth from under 250,000 in the 1870s to over 1 million by the 1910s through facilitated migration and supply chains. The southern extension from northward, also government-funded, addressed strategic imperatives for linking the island's primary to interior settlements; the 224-kilometer stretch from to Shikaribetsu opened in 1902, followed by the final 28 kilometers to in 1903, completing the core Hakodate-Sapporo linkage. Financed through national budgets allocated via the Hokkaido Development Agency (Kaitakushi), established in 1869, these projects relied on imported expertise and domestic labor, underscoring the emphasis on infrastructural self-sufficiency for northern frontier defense and .

Expansion and Duplication Efforts

The Hakodate Main Line saw initial partial double-tracking efforts in the early to accommodate growing freight and passenger volumes, particularly in the Sapporo vicinity. In August 1909, the Zenibako to section was duplicated, enhancing capacity on this key urban corridor. Similarly, the Nopporo to Ebetsu segment underwent duplication around the same period, reflecting targeted improvements amid expanding . These measures addressed immediate throughput needs but left much of the line single-track, limiting overall efficiency. Wartime imperatives in the prompted ambitious duplication plans from Goryokaku to Oshamambe to bolster , including acquisition of the former Watari-kaigan Railway's Mori to Sunbetsu section in and extension to Onuma, enabling temporary double-tracking on Onuma to by June of that year. Sections near , such as 8 km to Kikyo, were duplicated between 1941 and 1944, followed by the 9 km Ishikura to Nodaoi in . However, Japan's defeat interrupted broader implementations, with works like Ishikura to Otome abandoned mid-progress, exacerbating post-war reconstruction challenges amid material shortages and economic strain. Post-war recovery saw incremental extensions, such as the 5 km Kikyo to Nanae duplicated in 1962, followed by a 13 km advance to Onuma in 1966 via a new route bypassing steep gradients between Nanae and Onuma for improved operational reliability. Later efforts included the Yakumo to Washinosu section in November 1984, just prior to . Despite these advances, high construction costs in Hokkaido's mountainous and coastal terrain stalled comprehensive duplication, with over half the line retaining single tracks into the late . This persistence created empirical bottlenecks, including frequent train crossings requiring timetable rigidities and vulnerability to delays from even minor disruptions, constraining capacity to below demand peaks.

Electrification Projects

The electrification of the Hakodate Main Line focused primarily on the central section from to , implemented in phases during the late as part of Japan National Railways' (JNR) postwar modernization efforts to replace and locomotives with electric traction for improved efficiency and capacity. Construction planning for this segment began in 1965, utilizing 20 kV 50 Hz AC overhead catenary suitable for 's harsh winters. The initial phase, to Takikawa (approximately 140 km), opened on August 28, 1968, marking the first of any JNR line in and enabling the debut of AC electric multiple units like the 711 series for passenger services. This was followed by extension to in October 1969, completing the full corridor (about 260 km) and supporting trains such as the Kamui. The rationale centered on enhancing transport reliability and speed along Hokkaido's primary north–south axis, where freight coal traffic and growing passenger demand around justified the investment amid national electrification drives following the 1950s economic recovery recommendations. Electric operation reduced operating costs compared to in high-volume corridors and facilitated higher frequencies, with trains achieving up to 110 km/h versus prior limits. Prioritization favored this urban-adjacent spine over peripheral rural stretches, reflecting cost-benefit analyses that weighed infrastructure expenses against projected traffic volumes; central Hokkaido's industrial and population hubs promised quicker returns, while sparser southern sections deferred wiring due to insufficient density for viable amortization. Non-electrified gaps, notably from Takikawa south to Otaru's connection with unelectrified segments toward , persisted into the owing to low ridership in depopulating coastal and mountainous areas, where multiple units remained more economical despite higher fuel dependency. Limited southern partial , such as the short –Goryokaku urban link by the early , addressed local commuter needs but halted there, underscoring systemic aversion to over-investing in low-yield rural extensions amid JNR's fiscal strains. These decisions aligned with empirical assessments of line viability, avoiding uneconomic expansions that could exacerbate deficits in underutilized territories.

Post-Privatization Developments (1987 Onward)

Upon the privatization and dissolution of on April 1, 1987, the Hakodate Main Line was transferred to the newly formed (JR Hokkaido), which inherited operation of the route alongside 20 other lines spanning 3,177 route-km. This transition occurred amid Hokkaido's structural economic challenges, including persistent rural depopulation and outmigration to urban centers like , which began accelerating in the late and contributed to gradual ridership erosion on regional services. JR Hokkaido's operational strategies post-1987 emphasized infrastructure enhancements in high-demand corridors while contending with network-wide pressures for rationalization. For instance, sections of the Hakodate Main Line near , including interfaces with the to Naebo, underwent track quadrupling to accommodate growing commuter and freight volumes. However, broader efforts focused on streamlining low-utilization segments, reflecting JR Hokkaido's mandate to address inefficiencies inherited from the nationalized era, with rural lines facing compounded declines from demographic shifts and limited in peripheral regions. The March 26, 2016, opening of the 's initial segment from Shin-Aomori to Shin-Hakodate-Hokuto introduced direct high-speed connectivity between and southern , paralleling the Hakodate Main Line's southern terminus and redirecting long-distance passengers away from conventional services. This shift exacerbated demand pressures on the line's Oshamambe–Hakodate portion, where parallel routing and prior ridership downturns from economic stagnation prompted local governments to convene specialized councils for future viability assessments. Provisions under Japanese law anticipate discontinuation of passenger operations on overlapping conventional segments upon Shinkansen extension to —originally planned for 2030 but deferred to 2039 amid construction delays—allowing resource reallocation amid ongoing depopulation-driven usage reductions.

Accidents and Incidents

On February 29, 2012, a derailed within the premises of Yakumo due to hard frozen and accumulating on the rail top in the flange way, resulting from inadequate efforts and insufficient oversight of track conditions. The incident involved the front wheels climbing the lead rail, but caused no injuries among the two passengers and one crew member on board. A similar weather-related derailment occurred on December 6, 2017, at Zenibako Station, where a train's wheels climbed over compacted snow built up at a level crossing on a curved track section, exacerbated by heavy snowfall the prior day, vehicle traffic compacting the snow, and delayed removal operations. With only the driver aboard, no injuries resulted, though services were disrupted; investigations highlighted deficiencies in prioritizing snow clearance at high-risk crossings based on traffic and train frequency. In response, JR Hokkaido was recommended to bolster snow removal staffing, designate priority zones, and conduct targeted assessments of vulnerable level crossings to mitigate recurrence amid Hokkaido's severe winter conditions. Freight train derailments have also marked the line, including a , 2013, incident at Onuma Station where irregularities contributed to cars leaving the rails, amid broader revelations of falsified records that heightened derailment risks across JR Hokkaido networks. More recently, on November 16, 2024, five cars of a 20-car derailed near Town, with preliminary findings pointing to narrowed rail gauges from wear, leading to widespread cancellations of 35 services and impacts on approximately 7,000 passengers, though no injuries occurred. These events underscore the line's vulnerability to environmental factors and infrastructure degradation in isolated, snow-prone regions, where incident rates exceed national averages due to limited resources for proactive compared to denser urban networks. Post-incident measures have included enhanced inspections and signaling upgrades to prevent escalation, though no train-to-train collisions with fatalities have been recorded on the line in recent decades.

Economic Viability and Operations

The Hakodate Main Line's ridership has exhibited a pronounced decline over recent decades, particularly in non-urban segments, attributable to Hokkaido's ongoing depopulation and the widespread adoption of private automobiles in rural areas where car ownership rates exceed 80% of households. JR Hokkaido's transportation metrics—defined as daily passengers per kilometer of —illustrate this trend; for instance, the Nambu to section (140.2 ) recorded densities of 652 in 2017, falling to 618 in 2019 before a COVID-19-induced drop to 349 in 2020, with partial recovery to 583 by 2024. Similarly, broader line data from 2002 to 2024 show many sections maintaining densities below 1,000 passengers per per day, signaling sparse usage outside commuter corridors like Sapporo-. Rural subsections exemplify extreme lows, with certain stations on the line reporting average daily boardings under 10 passengers in surveys from 2011–2015, and some approaching zero amid demographic shifts. Urban anchors contrast sharply: , a key interchange, averaged 154,528 daily alightings and boardings as of recent rankings, though even these figures mask overall line contraction. Express services face additional pressure from competition, as low-cost flights from to undercut fares for longer hauls, diverting passengers from routes like Hakodate-Sapporo. Revenue data correlates inversely with these ridership patterns, with JR Hokkaido's sectional reports implying diminished ticket income from low-density rural stretches; for example, the Hakodate to Nambu segment's pre-pandemic density of around 3,400 supported modest express revenues, but volatility—such as the 57.5% plunge to 1,443 in 2020—highlights vulnerability to external shocks and structural underutilization. Aggregate line revenue remains opaque in public disclosures, but transportation densities under 500 in peripheral areas indicate minimal contributions relative to operational spans, underscoring a shift toward subsidized viability rather than self-sustaining passenger yields.

Financial Losses and Subsidies

The Hakodate Main Line has consistently generated operating deficits for JR Hokkaido, reflecting the challenges of sustaining rail services in low-density regions. In fiscal 2018, the company attributed over ¥8.9 billion in losses to the line overall, with the core to segment alone accounting for ¥2.3 billion in deficits due to revenues insufficient to cover , personnel, and costs. By , assessments for parallel conventional sections revealed operating expenses exceeding ¥18.5 billion annually against revenues of roughly ¥9.2 billion, underscoring persistent shortfalls even as urban segments like - perform relatively better. Post-privatization in 1987, JR Hokkaido has depended on national government subsidies channeled through mechanisms like the Management Stabilization Fund to offset such losses, with annual support enabling continuity of unprofitable operations inherited from the Japanese National Railways. These funds, combined with interest subsidies and capital injections totaling billions of yen over decades, have prevented bankruptcy but perpetuated reliance on public financing; for instance, requests for up to ¥280 billion in combined central and local aid were noted in discussions on rural line viability around 2019. Local prefectural and municipal contributions further supplement these, often tied to agreements preserving freight and minimal passenger services amid declining usage. This structure reveals a core economic disconnect: elevated fixed costs for preservation in sparsely populated areas—exacerbated by harsh requiring frequent repairs and low-volume operations necessitating full staffing—outpace potential from limited , rendering self-sufficiency improbable without growth or cost reductions unattainable under regulatory mandates for and connectivity. Without ongoing support, segments risk , as evidenced by broader strategies to rationalize deficits exceeding ¥50 billion company-wide in recent line-by-line analyses.

Criticisms of Inefficiency and Depopulation Impacts

Critics of the Hakodate Main Line highlight its operational inefficiencies, stemming from persistently low ridership that fails to offset high maintenance costs in Hokkaido's harsh climate and sparse demographics. Sections of the line, particularly rural stretches, exhibit load factors below 20%, contrasting sharply with urban benchmarks exceeding 50% and underscoring questions of economic viability amid fixed infrastructure expenses. Depopulation dynamics in exacerbate these issues, with rural areas along the line experiencing accelerated aging and out-migration to urban hubs like , directly eroding passenger bases. This causal chain reduces local tax revenues available for subsidies, straining public finances and perpetuating underinvestment in rail assets, as fewer residents diminish both demand and fiscal capacity for upkeep. Hokkaido's broader losses, reaching 44 billion yen in 2016, illustrate how such trends amplify inefficiencies across lines including the Hakodate Main Line. Proponents of argue for alternatives such as bus services, which offer lower operational costs for low-density routes, or selective abandonment to prioritize fiscal sustainability over indefinite social preservation. These measures, they contend, would alleviate JR Hokkaido's dependency on subsidies—totaling over 108 billion yen through fiscal 2023—and redirect funds toward viable segments, preventing broader risks in depopulated regions.

Future Prospects

Hokkaido Shinkansen Extension Effects

The Hokkaido Shinkansen extension from Shin-Hakodate-Hokuto to covers approximately 212 km and is designed to parallel much of the Main Line's route, enabling direct high-speed services that bypass conventional limited expresses. Construction, authorized in June 2012, has encountered persistent delays due to complex tunnel boring in challenging , including the Oshima Tunnel and other key segments, compounded by labor shortages and escalating costs. Originally slated for fiscal year 2030 completion, the project now targets early 2039, extending the period during which JR Hokkaido must sustain parallel conventional operations amid anticipation of traffic diversion. Upon opening, the extension is projected to reduce Tokyo-Sapporo travel times to around 5 hours, a substantial improvement over current combinations of to Shin-Hakodate-Hokuto (about 4 hours) plus Hokuto service (over 3 hours), thereby incentivizing passengers to favor seamless journeys for long-haul express demand. This speed advantage, with operational speeds up to 260-360 km/h in sections versus 130 km/h on conventional lines, will likely redirect intercity traffic away from Hakodate Main Line like the Hokuto, concentrating ridership on high-speed infrastructure and pressuring operators to adjust service frequencies preemptively. The delayed timeline disrupts operational planning for the parallel conventional network, as JR Hokkaido faces extended uncertainty in maintaining express services without the anticipated relief from Shinkansen cannibalization, potentially straining resource allocation for and crew amid stagnant demand forecasts. Empirical patterns from the 2016 phase-one opening to Shin-Hakodate-Hokuto illustrate prospective shifts: nationwide access times to shortened, boosting overall rail arrivals and inflows that fed into connecting conventional services on the Hakodate Main Line, yet foreshadowing demand concentration on faster modes as inbound passengers increasingly prioritize speed over intermediate stops. For the full extension, analogous dynamics are expected, with express ridership on the Hakodate-Otaru corridor diminishing as direct options dominate trunk-line travel, though local and feeder services may persist to serve uneconomic intermediate points.

Potential Section Closures

In early 2022, municipalities along the Oshamanbe–Otaru section of the Hakodate Main Line, including Niseko Town, determined that continued rail operations parallel to the forthcoming extension were unsustainable, opting for abolition and conversion to bus services upon the bullet train's completion to . This 148 km segment, served primarily by local trains without freight or express services, has incurred annual operating deficits exceeding ¥2 billion, as evidenced by data where costs significantly outpaced revenues, necessitating subsidies that local governments deemed insufficient to offset long-term fiscal burdens. Projections for sustaining the line indicated initial infrastructure investments surpassing ¥15.2 billion, alongside cumulative deficits projected to exceed ¥86.4 billion over 30 years, amid declining ridership due to depopulation and viable bus alternatives, leading authorities to conclude that indefinite subsidization would impose undue strain on future generations. JR Hokkaido's withdrawal from operations in this scenario would transfer any residual responsibilities to third-sector entities or local oversight, mirroring patterns observed in other deficit-plagued routes. Such closures follow precedents in JR Hokkaido's network rationalization, including the discontinuation of passenger services on the Ishikari-Numata–Rumoi section (35.7 km) of the Rumoi Main Line effective April 1, 2023, and planned full cessation of remaining segments by March 31, 2026, where local subsidies similarly failed to bridge operating gaps amid low utilization. These actions underscore JR Hokkaido's strategy to eliminate lines where deficits persist despite public funding, prioritizing to viable corridors post-Shinkansen .

Debates on Sustainability and Alternatives

The sustainability of the Hakodate Main Line has generated contention between advocates for perpetual subsidization and those favoring operational reforms to curtail mounting deficits. Local governments and community representatives along the route assert that the line underpins regional and viability, maintaining that public investment preserves economic cohesion in sparsely populated zones even as passenger volumes wane due to outmigration. JR Hokkaido management and national policymakers counter that indefinite subsidies exacerbate financial erosion, diverting funds from critical upgrades while failing to reverse patronage declines driven by demographic contraction; by , nearly half of JR Hokkaido's routes, encompassing segments akin to the Hakodate Main Line, incurred net losses that imperiled overall solvency. Alternatives to full JR operation include devolution to third-sector entities, wherein prefectural or municipal bodies assume passenger services with localized funding mechanisms, thereby insulating JR from persistent shortfalls—a approach ratified in rail for loss-making regional corridors. Proponents of this model, often fiscal reformers, emphasize its potential to tailor costs to actual demand, as evidenced by prior transfers that stabilized select lines without national bailout escalation. Bus rapid transit reconfiguration represents another cost-mitigating option, substituting tracks with dedicated busways to sustain mobility at fractions of maintenance expense, though adoption hinges on local consensus amid concerns over service frequency and capacity. Full privatization emphasizing profitability, with selective route rationalization, garners support from efficiency advocates but draws opposition from municipalities wary of service curtailments in underserved locales.

References

  1. [1]
    The Hakodate Main Line for Hakodate, Sapporo, New Chitose Airport
    It is an important route for getting from Kutchan Station and the Niseko ski resort area to Hakodate, Otaru, Sapporo, Asahikawa and New Chitose Airport.Missing: facts | Show results with:facts
  2. [2]
    JR Hakodate Main Line(Otaru-Asahikawa)
    The JR Hakodate Main Line(Otaru-Asahikawa) is a railroad line in the Hokkaido, Japan. You can check the list of all 41 stations on the JR Hakodate Main ...
  3. [3]
    Hakodate - Timetable / Route map / Train guide
    The Hokuto connects Sapporo and Hakodate, and also is used as a connecting train to/from Hokkaido Shinkansen. You can enjoy the typical sceneries of Hokkaido ...
  4. [4]
    The Hakodate Main Line for Hakodate, Niseko, Otaru, Sapporo, and ...
    The Hakodate Main Line is a major railway line in Hokkaido that runs from Hakodate in the south as far north as Asahikawa.
  5. [5]
    Hokkaido Shinkansen - Japan Guide
    Mar 16, 2025 · A shinkansen line that connects Aomori on Japan's main island of Honshu with Hakodate on the island of Hokkaido via the Seikan Tunnel.<|control11|><|separator|>
  6. [6]
    Japan Rail to permanently close one of Hokkaido's main lines
    Mar 29, 2025 · Historically the Rumoi Main Line was a vital transportation artery in Hokkaido and once spanned a total distance of 66.8 kilometers ...
  7. [7]
    Hokkaido Shinkansen | JRTT PROJECTS - 鉄道・運輸機構
    The line length is about 212 km. The construction plan of the line was authorized by the Government in June 2012, and the groundbreaking ceremony was held in ...Missing: total | Show results with:total
  8. [8]
    Kenta-san goes Farewell trip of the Hakodate Honsen in Hokkaido
    The Hakodate Main Line runs from Oshamambe Station to Otaru Station via Niseko. ... The average gradient is 2-3%, which is not so much of a steep slope. Be ...
  9. [9]
    Frequency distribution of naturally occurring arsenic leached from ...
    The length of the tunnel between Shin-Hakodate-Hokuto and Oshamambe, located in the southern half of the Hokkaido Shinkansen route, is about 69.6 km. It has ...
  10. [10]
    What is Seikan Ferry? Eight decades of supporting the human flow ...
    May 30, 2025 · The route connecting Hokkaido and Aomori Prefecture has existed since the Edo period. On March 7, 1908 Hirafumaru , the Imperial Railway Agency ...
  11. [11]
    High Speed: Sapporo in sight as tunnellers tackle Hokkaido's hills
    Aug 18, 2021 · The line is being built for a maximum speed of 260 km/h with a minimum curve radius of 4 000 m, except in certain locations, where 600 m radius ...
  12. [12]
    Exploring Hokkaido by Train - TS Japan Rail
    Oct 22, 2024 · Line: Hakodate Main Line · Distance: 136.8km · time taken: 1hr 30 mins by Limited Express 2 1/2hrs by local train (change at Iwamizawa) ...Missing: facts | Show results with:facts
  13. [13]
    Ishikari River | Hokkaido, Japan, Salmon | Britannica
    Sep 24, 2025 · The tunnel carries a rail line between Hakodate on Hokkaido and Aomori on Honshu. Area island, 30,107 square miles (77,978 square km); ...Missing: crossings | Show results with:crossings
  14. [14]
    Japan: A country with dairy potential - IFCN
    Jul 3, 2024 · Hokkaido is the main dairy region producing more than 50% of the total Japanese milk. At national level, production was restricted during 2022 ...
  15. [15]
    The Chitose Line for Sapporo, Chitose, Tomakomai
    The Chitose Line links Sapporo, Chitose, and Tomakomai, running between Sapporo and Tomakomai stations, and connects to the Hakodate and Muroran lines.Key Destinations · Shin-Sapporo Station · Tomakomai Station
  16. [16]
    How to Use Timetable Search, Route Map, Train Guide
    How to Use Timetable Search · ①Sapporo~Higashi-Muroran~Hakodate · ②Sapporo~Asahikawa~Abashiri · ③Sapporo~Asahikawa~Wakkanai · ④Sapporo~Kushiro~Nemuro · ⑤Sapporo~New ...
  17. [17]
    北海道の廃線跡探訪 第22回 函館本線支線(上砂川支線) 砂川 ... - note
    Feb 27, 2024 · 上砂川支線は砂川駅の東側から、歌志内線とは逆に札幌方へ分かれていた。駅構内からすでに線路は斜めになっており、函館本線のホームとは長い跨線橋で結ば ...
  18. [18]
    廃線探索 上砂川支線 - 歩鉄の達人
    May 10, 2016 · 上砂川支線は、北海道砂川市の砂川駅と空知郡上砂川町の上砂川駅を結んでいた北海道旅客鉄道(JR北海道)函館本線の支線の通称である。
  19. [19]
    廃線研究所 函館本線上砂川支線 - おがえもん.com
    JR北海道として初の廃止路線となった上砂川支線ですが、廃止直後から線路等の撤去が進められました。途中の鶉駅と上砂川駅は駅舎が残されています。上砂川駅は駅舎も整備 ...
  20. [20]
    北海道の廃線跡探訪 第77回 函館本線支線美唄~南美唄間|熊鉄 - note
    Sep 22, 2024 · 2.南美唄支線小史. 通称南美唄支線と呼ばれた函館本線支線は、1931(昭和6)年8月三井鉱山美唄鉱業所(三井美唄炭鉱)の請願により着工された。 山間地でも ...
  21. [21]
    美唄炭鉱の歴史 : 南美唄支線
    Feb 6, 2024 · この工事は昭和6年に完成し,輸送線は国鉄に移管され,函館本線の支線として12月1日付けで南美唄駅が開設され,美唄駅長の管理するところとなった。 南美唄 ...
  22. [22]
    廃線探索 函館本線貨物支線(近文駅 - 旭川大町駅)(歩鉄の達人)
    Oct 26, 2015 · ⑬旭川大町駅(あさひかわおおまちえき)は、北海道旭川市にかつて存在した日本国有鉄道(国鉄)函館本線貨物支線の貨物駅である。 ⑭この先は旭川駐屯地。
  23. [23]
    Hokkaido
    Railways in Hokkaido have a total length of 2702.0 km of which 2499.8 km (on 1 April 2001) are operated by JR Hokkaido, which was established in 1987 after the ...Missing: facts | Show results with:facts
  24. [24]
    Geosynthetic-Reinforced Soil Structures for Railways in Japan
    Feb 12, 2014 · Geosynthetic-reinforced soil retaining walls (GRS RWs) have been constructed for a total length of about 150 km as of June 2013 mainly for railways, including ...
  25. [25]
    Any list of lines that are electric or diesel? - Japan Rail - JNS Forum
    Aug 16, 2018 · ... main lines are electrified. Even the mainline from Sapporo to Hakodate is not wired between Higashi Muroran and Goryokaku. Densha.
  26. [26]
    Explanation of JR Hokkaido's Hokkaido Shinkansen access train ...
    Sep 4, 2023 · Hokkaido Shinkansen.In conjunction with the opening of the ShinkansenElectrification begins between Hakodate and Shin-Hakodate-HokutoAs a means ...
  27. [27]
    [PDF] Current Status of Hokkaido Shinkansen
    The Hokkaido Shinkansen is being developed in accordance with the Nationwide Shinkansen Railway Development Act and will have some 360 km of tracks from ...
  28. [28]
    [PDF] Progress of Safety in Japanese Railways - SciSpace
    ATS (Automatic Train Stop) system, which is similar as so-called ATP in western countries, has been introduced after “Mikawashima Accident” (shown in Fig.8) in ...
  29. [29]
    [PDF] JR East JR East Group Report JR East G
    or upgrade them to Class 1 level crossings. In addition, as another measure to prevent accidents at level crossings, we are erecting caution signs and ...<|separator|>
  30. [30]
    Improving Onboard DS-ATC Equipment Functions in Response to ...
    This article provides an overview of how we divided the onboard DS-ATC DB into separate DBs for independent management, and describes the process for ...Missing: signaling ATS
  31. [31]
    Otaru: Getting there and around - Japan Guide
    Apr 30, 2025 · Okadama Airport is 18 km away. Just a minute away from Otaru station on the JR Hakodate Line, Dormy Inn Premium offers air-conditioned rooms ...
  32. [32]
    How to Get to Otaru Onsen from Sapporo, and New Chitose Airport ...
    Aug 15, 2025 · From New Chitose Airport, and Sapporo, express trains, and airport/highway buses connect to the Otaru area. Check out this access guide to find ...
  33. [33]
    Sapporo↔Otaru | Travel Information | HOKKAIDO RAILWAY ...
    Travel time between Sapporo and Otaru for the “Airport Train” is about 33-41 minutes! There are local trains as well. Travel time is about 46 minutes. Sapporo↔ ...
  34. [34]
    The Rapid Airport Service for New Chitose Airport, Sapporo and Otaru
    The Rapid Airport is a train service that provides a quick and easy link between New Chitose Airport and the major tourist destinations of Sapporo and Otaru.Chitose Station · Shin-Sapporo Station · Otaru Station
  35. [35]
    JR Hakodate Main Line(Otaru-Asahikawa) Timetable
    08:05 → 08:50 ( 45min ) · JR Hakodate Main Line Rapid (Niseko Liner). To Sapporo ; 08:18 → 09:07 ( 49min ) · JR Hakodate Main Line(Otaru-Asahikawa). To Iwamizawa.
  36. [36]
    Hakodate: Getting there and around - Japan Guide
    Nov 11, 2024 · The city is served by two tram lines and a bus network. A ropeway leads to the top of Mount Hakodate, which is also accessible by bus.Missing: infrastructure | Show results with:infrastructure
  37. [37]
    Tilting Trains and Technological Dead-Ends - Pedestrian Observations
    Apr 22, 2021 · UK Pendolinos (Class 390) are used on the significantly twistier West Coast Main Line – basically increasing top speeds from 110 to 125mph. Any ...Missing: curvature | Show results with:curvature
  38. [38]
    The Limited Express Lilac and Kamui for Sapporo and Asahikawa
    The Lilac and Kamui services are limited express trains operated by JR Hokkaido that provide a fast link between the cities of Sapporo and Asahikawa.
  39. [39]
    Elements of Hokutosei sleeper train revived as Tokyo hostel - News
    Jan 26, 2017 · However, to the regret of many fans, in August 2015 the train service was completely discontinued due to the opening of the Hokkaido Shinkansen ...
  40. [40]
    Train Hostel Hokutosei in Bakurochō: Japan's Famous Sleeper Train ...
    Jul 26, 2018 · On August 23, 2015, the Hokutosei arrives at Ueno Station at the end of its last run. · The hostel is directly accessible from JR Bakurochō ...Missing: date | Show results with:date
  41. [41]
    Last JR regular express train ends service as bullet trains take over
    Mar 22, 2016 · The Hamanasu left Aomori Station on the night of March 21, carrying passengers on its final run through the Seikan Tunnel, on a 480-kilometer ...Missing: discontinuation reason
  42. [42]
    Hokkaido bullet train extension stirs fears about food distribution
    Jun 6, 2023 · Forty freight trains shuttle between Hokkaido and Honshu every day on the Hakodate Line. ... Hokkaido government, JR Freight and JR Hokkaido ...
  43. [43]
    Hokkaido...Many Years from Now... - Travel - JNS Forum
    Aug 24, 2024 · The Hakodate Line between Goryokaku and Muroran cannot be shut down, however. There is still important freight traffic between Honshu and ...JR Freight announces EF210-301 and EH800-901JR Freight- Hokkaido Potato/Onion freights to be reducedMore results from jnsforum.com
  44. [44]
    [PDF] 北海道の鉄道貨物の行方 - 運輸総合研究所
    函館本線函館(五稜郭)〜長万部が. 廃止された場合の影響が非常に大きく ... く,繁忙期ではJR貨物の輸送量の平均. の5割増し,閑散期には8割減となってい. る ...
  45. [45]
    Japan: Challenge and change at JR Freight - Railway Gazette
    Dec 5, 2023 · The volume of container traffic was projected to rise from 36% in 1994 to 56% in 2003, the aim being to restore JR Freight to profitability by ...<|separator|>
  46. [46]
    函館本線「海線」は誰のもの? 物流の大幹線が「単なるローカル線 ...
    Sep 15, 2025 · また、5t鉄道コンテナが荷主のニーズに合っており、海線の鉄道貨物が消えるとJR貨物の2割相当の貨物が消え、貨物列車の線路使用料を頼りにしている全国の ...
  47. [47]
    [PDF] Natural Resource Exploitation in Japan's First Frontier 1868-1918
    The development of these mines and the roads to the mines encouraged many people to settle in the area around the Ishikari coal fields. In Hokkaido railroads ...<|separator|>
  48. [48]
    貨物鉄道輸送150年の歴史
    1873年. 9月15日日本で初めて貨物輸送を開始(新橋~横浜間) · 1880年. 11月28日北海道で初めて貨物輸送を開始(幌内鉄道 手宮~札幌間) · 1888年. 10月28日四国で初めて貨物輸送 ...Missing: 本線 | Show results with:本線
  49. [49]
    [PDF] 1945-1959 - 戦後復興で
    そして、60年代に全道出炭量は2000万トンを超え、 第3. のピークを迎えた。中でも炭質が良く埋蔵量も豊富だった石. 狩炭田は、それまで日本最大だった筑豊炭田の生産量 ...
  50. [50]
    [PDF] 第 1 章 鉄道貨物輸送の歴史
    昭和 30 年代の、いわゆる高度成長期にも国内貨物の総輸. 送力は急激に増加したが、国鉄貨物輸送量は 1964 年度にピークに達し、それ. 以降は伸び悩んでいた。 1965 年度、 ...
  51. [51]
    [PDF] World Bank Document
    4.55 The Hokkaido Railway Company (JR Hokkaido, capitalized at $69 million, or '19 billion) took over 21 lines, including the Hakodate Main Line, with 3,177 ...
  52. [52]
    Hakodate Station – Hakodate Transportation Guide
    Hakodate Station is a two-story structure and is relatively compact and easy to navigate. Entering by the Central Entrance, you will find the ticket gates ...Missing: infrastructure | Show results with:infrastructure
  53. [53]
    JR函館本線の駅別乗降客数ランキング
    JR函館本線の駅別乗降客数ランキング ; 1位, 札幌, 154,528 ; 2位, 手稲, 25,186 ; 3位, 琴似, 19,002 ; 4位, 桑園, 18,858.
  54. [54]
    [PDF] 「駅別乗車人員」 - JR北海道
    ※3 新函館北斗駅は新幹線駅として計上. ※1 JR北海道による乗降人員調査実施日(2020年-2024年)の平均. 「駅別乗車人員」. 実際にご乗車されたお客様の駅ごとの人数.
  55. [55]
    JR Asahikawa Station - Japan Travel
    Dec 4, 2013 · The station complex boasts various facilities such as a post office, souvenir shops, a tourist information center and even art galleries.
  56. [56]
    Station Facilities | FAQs | HOKKAIDO RAILWAY COMPANY
    Information on stairs, escalators and elevator establishments to access each platform can be found on the website for each station.
  57. [57]
    JR Asahikawa Station - Must-See, Access, Hours & Price
    Rating 4.0 (1) Aug 6, 2025 · JR Asahikawa Station is central to Hokkaido's rail system, with a modern, renovated building. It's open from approximately 5:00am to 12:00am, ...
  58. [58]
    Hokkaido's rail network faces tough challenges - The Japan Times
    Mar 31, 2025 · ... stations officially delayed until at least the end of fiscal 2038, and local lines closing or facing closure due to a lack of passengers.
  59. [59]
    JNR KiHa 40 series - The Red List of Trains in Japan
    The JNR KiHa 40 series, built 1977-82, replaced old diesel trains. It has three types and was initially painted vermilion. 888 were built.
  60. [60]
    KiHa 40 series | Locomotive Wiki - Fandom
    Built from 1977 to 1982 by Fuji Heavy Industries (now known as Subaru Corporation) and Niigata Tekkō (now known as Niigata Transys), the KiHa 40 series has ...
  61. [61]
    Kiha 40 series car - NamuWiki
    150 units were manufactured from 1977 to 1982 with specifications for cold climates for Hokkaido. ... The 31st Kiha 31, which was introduced later, retired first.Missing: date | Show results with:date
  62. [62]
    KiHa 283 series | Locomotive Wiki - Fandom
    The KiHa 283 series, branded the Furico 283, is a tilting Japanese limited express diesel multiple unit operated by the Hokkaido Railway Company since March ...
  63. [63]
    Steam Workshop::JR Hokkaido KiHa 283 Series / JR北海道キハ283系
    Feb 8, 2024 · The KiHa 283 Series (キハ283系) is a limited express type DMU operated by JR Hokkaido since 1997. Developed to coincide with speed improvement ...
  64. [64]
    Hokkaido's Railway Heritage at a Crossroads | NHK WORLD-JAPAN
    Nov 21, 2024 · ... diesel train. 11:55. This diesel train, which was designed specifically to cope with the severe winter conditions in the region,. 12:01. was ...
  65. [65]
    H100 series - Wikipedia
    The trains are nicknamed "DECMO", standing for "diesel electric car with motors". They commenced passenger operations in March 2020 on the Hakodate Main Line.Missing: winter adaptations
  66. [66]
  67. [67]
    New Class 737 EMU For Hokkaido | Railvolution
    Apr 21, 2023 · The 20 kV 50 Hz Class 737 consists of a powered car with a traction power of 640 kW and a trailer, and has an aluminium body with a steel front ...<|separator|>
  68. [68]
    JR Hokkaido 721 series - The Red List of Trains in Japan
    The 721 series have been used on Chitose, Hakodate Main, Muroran Main and Sassho Lines, but declining since 2024 as some units were replaced with newer 737 ...
  69. [69]
    JR Hokkaido 721 Series - Socimi
    The 721 Series, introduced in 1988, was the first JR Hokkaido electric unit for Sapporo, with three doors, winter partitions, and summer AC. It still serves as ...Missing: Main | Show results with:Main
  70. [70]
    721 series - Locomotive Wiki - Fandom
    The first sets entered service on 3 November 1988 with the introduction of the dual-track systems on the Hakodate Main Line and Chitose Line. A total of 135 ...
  71. [71]
    JR Hokkaido 737 series - The Red List of Trains in Japan
    Apr 5, 2025 · 737 series is a type of commuter train for regional services in Sapporo and Asahikawa areas. The 737 series was introduced to Hakodate Main, Chitose and ...
  72. [72]
    737 series
    737 series. In 2023, JR Hokkaido introduced the 737 series AC electric multiple unit (EMU) commuter trains to replace aging rolling stock on key regional ...
  73. [73]
    JNR 711 series - The Red List of Trains in Japan
    The 711 series initially used on Hakodate Main Line (Takikawa - Sapporo - Otaru), then gradually extended as electrification went further, and finally 114 ...
  74. [74]
    711 series - Wikipedia
    The last remaining trains in service were withdrawn on 13 March 2015. 711 series. 711 series set S-113 in service in ...Missing: retirement | Show results with:retirement
  75. [75]
    Japan's Technology Focus Made Valuable Results Happen - Medium
    Oct 12, 2022 · Then beginning in the 1970s steam locomotives were displaced by diesel. ... This was the last run of steam locomotives on the main line. The ...
  76. [76]
    JNR Class DE15 - The Red List of Trains in Japan
    Class DE15 is a type of diesel locomotive developed by Japanese National Railways. It is almost identical to Class DE10, but the DE15 is designed to be used ...Missing: services ED79
  77. [77]
    November | 2014 | The Rail Life
    Nov 12, 2014 · A blog for independant rail tourists. Monthly Archives: November 2014. Sapporo Trams and a Journey Through the Heart of Hokkaido.Missing: systems | Show results with:systems
  78. [78]
    Dual-voltage loco to serve the Seikan Tunnel | News - Railway Gazette
    Dec 3, 2012 · The Series EH800 Bo-Bo+Bo-Bo locomotives are intended to haul 1 067 mm gauge freight services between Honshu and Hokkaido through the Seikan ...<|separator|>
  79. [79]
    EMUs Versus Locomotives - Pedestrian Observations
    Aug 11, 2011 · The cost tradeoff between multiple units and locomotives is that unpowered cars are less expensive and lower-maintenance than EMUs while locomotives are much ...Missing: JR | Show results with:JR
  80. [80]
    Permanent exhibit of the Archives of Hokkaido (2) - 北海道庁
    ... opened between Temiya (Otaru) and Sapporo in 1880. This was the third railroad line built in Japan after Tokyo and Oosaka. 08. The development period. pic20 ...
  81. [81]
    Horonai Railway - Wikipedia
    The Horonai Railway was a Japanese government-managed railway which was among the first to be built in Hokkaidō. Established in 1869, it was sold off to the ...
  82. [82]
    Dawn of Japanese Railways
    The Meiji government was affected directly by the financial crisis during the second half of 1870s and the project to construct the railway between Tokyo ...Missing: Hakodate | Show results with:Hakodate
  83. [83]
    History of Development in Hokkaido
    The new Meiji Government viewed the development of Hokkaido as essential to Japan's prosperity and defense, and established the Hokkaido Kaitakushi in 1869.Missing: Main funding
  84. [84]
    Hakodate Main Line - Alchetron, The Free Social Encyclopedia
    Nov 22, 2024 · In 1881 the line was rebuilt to 762mm gauge with iron rails, and steam locomotives were introduced in 1927. In 1931 the tramway was replaced by ...
  85. [85]
    [PDF] The Meiji Restoration: The Roots of Modern Japan - Lehigh University
    Mar 29, 1999 · The basis for Japan's current style of government was founded in the Meiji period by emulating the then superior Western powers. On a side ...
  86. [86]
    函館本線 - 北海道応援 歴史深堀りブログ
    Jun 17, 2021 · 函館~旭川駅が官設線となる。 1909(明治42)年、8月銭函~札幌駅間が複線化となる。野幌~江別駅間が複線化となる。10月函館~旭川駅間が函館本線 ...<|separator|>
  87. [87]
    函館本線その1 - 北海観光節
    戦時中には輸送力の増強を図るため,五稜郭-長万部間の複線化が計画され,昭和20年に渡島海岸鉄道の森-砂原間を買収。 大沼まで線路を延長させて,同年6月に大沼-森間の通称 ...
  88. [88]
    函館本線 石倉-野田生間の改良と線増 - FC2
    Aug 10, 2013 · 2013年8月10日現在の調査にて、1945年7月20日付での複線使用開始は、国鉄の公式史料の限りでなく落部-野田追間であり、石倉-落部間については、敗戦にて ...
  89. [89]
    函館本線 - 北海道の歴史綴 - 昭和57(1982)年の鉄道
    七飯〜大沼間の勾配が急なため、複線化にあたり、別ルートの路線が敷設された。 1966(昭和41)/09/30 開通。 砂原廻りの線路、藤城線共にそれ自体は単線・非電化区間。
  90. [90]
    函館本線鷲ノ巣駅 民家のごとき待合室 - タタールのくにびき - FC2
    Mar 22, 2016 · 国鉄末期の1984年11月には函館本線八雲~鷲ノ巣間が複線化され、1987年4月の分割民営化に伴い駅に昇格されました。 駅周辺にはラブホテルと精米工場が ...<|control11|><|separator|>
  91. [91]
    JR函館本線(北海道)
    函館駅~五稜郭駅間が複線化。 1942(昭和17)年2月10日, 豊沼信号場が開設。 1942(昭和17)年4月1日, 本郷駅が渡島大野駅に改称。 1943(昭和18)年2月26日, 東山信号場 ...
  92. [92]
    【今日は何の日?】北海道で国鉄形電車が走り出す - 乗りものニュース
    Aug 28, 2021 · 1968(昭和43)年の8月28日。函館本線の一部が電化され、北海道の国鉄線で初めて、国鉄形の電車による営業運転が始められました。 北海道の国鉄線は戦前 ...
  93. [93]
    JR函館本線(小樽~旭川) - 駅メモ!情報 - FC2
    当区間は全線が電化されている。一番最初に電化された小樽~滝川間(1968年8月28日電化)は、北海道内の国鉄路線で初の電化路線になった。 · 当区間の始まりは、1880年11月28日 ...
  94. [94]
    【運行の復興と電化】 - ADEAC
    一方昭和二十五年経済安定本部資源委員会から国鉄に対し幹線を電化するように勧告 ... 四十三年八月二十八日函館本線の小樽滝川間が電化開業し、四十四年十月には旭川 ...
  95. [95]
  96. [96]
    Progress of Electric Railways in Japan
    Testing started in September 1954 and ran until March 1956. Japan's first AC electric operations started a year later in 1957 over a 46-km section of the ...Missing: Hakodate timeline<|separator|>
  97. [97]
    Japan: Facing a rural railway conundrum | In depth
    May 23, 2022 · The general trend since the late 1980s has been a decline in ridership, though several lines experienced a brief increase in 2016-17. By 2020, ...
  98. [98]
    [PDF] Overview of Hokkaido Shinkansen (Opening between Shin-Aomori ...
    Dec 24, 2015 · The track section shared with freight trains uses the CYGNUS operation control system to integrate control of both shinkansen and conventional ...
  99. [99]
    EDITORIAL | Don't Let the Glory Days of Japan's Rail System Fade
    Oct 17, 2022 · Furthermore, the decision has been made to scrap a section of the Hakodate Main Line once the Shinkansen is extended to Sapporo by 2030.
  100. [100]
    Hokkaido Shinkansen Line extension to be pushed back to 2039
    Mar 8, 2025 · The government plans to delay its plan to extend the Hokkaido Shinkansen Line, Japan's northernmost bullet train route, to Sapporo by eight ...
  101. [101]
    [PDF] Hokkaido Railway Company Accident type: Train derailment Date ...
    Accident type: Train derailment. Date and time: About 22:00, February 29, 2012. Location: In the premises of Yakumo Station, Hakodate Line, Yakumo Town, Futami.Missing: incidents collisions
  102. [102]
    [PDF] Hokkaido Railway Company Accident type : Train derailment Date ...
    Dec 6, 2017 · ~ Accident that the train ran onto the compacted snow and derailed while passing the level crossing located in the curved track ~. Page 2. Japan ...Missing: Main 2000s
  103. [103]
    JR Hokkaido in crisis - The Japan Times
    Nov 27, 2013 · The origin of the latest irregularities dates back to Sept. 19 when a cargo train derailed in the compounds of Onuma Station on the Hakodate ...Missing: collisions | Show results with:collisions
  104. [104]
    Freight train derails in north Japan, prolonged disruption expected
    Nov 16, 2024 · Five of the train's 20 freight cars came off the tracks while traveling between stations in a town near Hakodate, a southern port city in the ...Missing: Main collisions
  105. [105]
    [PDF] 2024(令和6)年度 お客様のご利用状況 - JR北海道
    函館線 小 樽 ~ 札 幌. 33.8 44,703 1,283. 103 札沼線 医療大学~新十津川. 47.6. 81. △ 9. 90. 函館線 札幌~岩見沢. 40.6 44,381. 617. 101 石勝線 新夕張~夕張. 16.1.
  106. [106]
    線区別のご利用状況|地域交通の取り組み - JR北海道
    駅間別乗車人員 特定日の調査に基づき、実際にご乗車されたお客様の駅間ごとの人数を表します。
  107. [107]
    JR北海道・駅別乗降客数データ2011-2013(3)
    JR北海道が2011年~2015年の11月に実施した調査で、1日平均の乗客数が1人以下の駅名は紺色、1人以上10人以下の駅は赤茶色で表示。 函館本線. 函館-長万部. 2014年度収支 ...
  108. [108]
    輸送密度1,000人/日未満のJR線区リスト(2016~2024年度)
    再構築協議会の対象となる輸送密度1000人/日未満のJR線区一覧です。2016年から2024年までの輸送密度を掲載しています。
  109. [109]
    Towns along Hokkaido Shinkansen Sapporo Extension cannot ...
    Aug 23, 2021 · JR Hokkaido's numbers for fiscal 2018 show a deficit of over ¥8.9 billion attributed to the Hakodate Main Line - ¥2.3 billion loss for the ...Hokkaido Shinkansen struggling amid competition from airlines and ...Hokkaido's rail network faces tough challenges : r/transit - RedditMore results from www.reddit.com
  110. [110]
    How Can Hokkaidō's Troubled Rail System Survive? - nippon.com
    Jun 5, 2017 · Train ridership has been declining particularly in the eastern part of Hokkaidō due to a combination of population shrinkage and increased ...Missing: Hokutosei | Show results with:Hokutosei
  111. [111]
    JR Hokkaido confronts the harsh realities of financing rail lines in ...
    May 11, 2019 · On April 9, JR Hokkaido announced it would work with local governments that want to increase patronage and replace the other lines with ...Missing: Hakodate | Show results with:Hakodate
  112. [112]
    Multidirectional Management Strategy of JR Hokkaido
    When JNR began suffering from worsening deficits in the mid-1960s, it turned to investments in new businesses. But the layout of People's Stations was ...
  113. [113]
    [JR Hokkaido] Line-by-line balance shows deficit of 58.2 ... - YouTube
    Jul 4, 2025 · [JR Hokkaido] Line-by-line balance shows deficit of 58.2 billion yen. Despite strong usage of the... · Comments.Missing: Main | Show results with:Main<|separator|>
  114. [114]
    Japan Govt to Provide 109.2 B. Yen in Aid to JR Hokkaido
    Mar 15, 2024 · The ministry already provided 108.8 billion yen in financial assistance to JR Hokkaido over three years through fiscal 2023, through subsidies ...
  115. [115]
    Hokkaido Shinkansen Opening Delayed | Uchi: Japan Real Estate
    Mar 27, 2025 · Significant delays have occurred primarily due to challenges encountered in constructing three critical tunnels—the Oshima Tunnel (between Shin- ...
  116. [116]
    Hokkaido bullet train extension delayed 8 years, rattling local ...
    Mar 15, 2025 · In Sapporo, surging costs have forced JR Hokkaido and partners to reevaluate redevelopment plans for the area near the train station. Hotel ...
  117. [117]
    The Hokkaido Shinkansen from Tokyo to Sapporo | JRailPass
    Aug 21, 2025 · From Shin-Hakodate-Hokuto, transfer to the Limited Express Hokuto, which takes you directly to Sapporo Station in about 3 hours and 30 minutes.Missing: date | Show results with:date<|separator|>
  118. [118]
    2024 – Japan – “Shinkansen Stumbling Blocks” - Trains To Beyond
    Jun 13, 2024 · The Hokkaido Shinkansen (5) was completed to Shin-Hakodate Hokuto in 2016 and is now under construction to Sapporo but with a proposed opening ...
  119. [119]
    COMPARATIVE ANALYSIS OF VISITORS POPULATION IN ...
    Aug 6, 2025 · Firstly, the access time towards Hakodate was reduced nationwide, and it was confirmed that railway use was able to arrive in a short period of ...
  120. [120]
    Hakodate main line - NamuWiki
    Oct 6, 2025 · The main railway line operated by JR Hokkaido . It is a route that runs southern Hokkaido, which connects Asahikawa City through Sapporo ...Missing: facts | Show results with:facts
  121. [121]
    Judgment on Hokkaido Shinkansen Parallel Conventional Line
    Jan 28, 2022 · The operating cost is 2.81 billion yen, which is a deficit of 2.35 billion yen against 100 million yen, and we continue to record a deficit of ...Missing: revenue | Show results with:revenue
  122. [122]
    [PDF] Assessment of Success of 1987 Railway Reforms and Future Issues
    The birth of the new JRs as private corporations led to the payment of national taxes, such as corporate tax, and local taxes, such as property tax. Tax ...Missing: ridership post-
  123. [123]
    [PDF] Managing Unprofitable Passenger Rail Operations in Japan
    ... JR. Hokkaido that has a large network and requires public financial support for continuing its unprofitable railway lines. Section 4 then explores the ...Missing: Hakodate | Show results with:Hakodate
  124. [124]
    [PDF] Managing unprofitable passenger rail operations in Japan
    Oct 16, 2018 · As Japanese govern- ment has stipulated some legal schemes for sustaining unprofitable railways, Section 6 reviews the current typified schemes ...Missing: Hakodate | Show results with:Hakodate