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Aki Toyosaki

Aki Toyosaki (豊崎 愛生, Toyosaki Aki; born October 28, 1986) is a Japanese voice actress, singer, and actress from . She is best known for her breakthrough role as the cheerful and clumsy guitarist Yui Hirasawa in the series K-On! (2009–2010) and its film adaptation, which propelled her to prominence in the voice acting industry. Affiliated with the talent agency Music Ray'n, Toyosaki has also built a successful music career, including as a member of the voice actress idol unit Sphere formed in 2009 alongside , , and . Toyosaki entered the profession with her first major voice acting roles in 2007, voicing characters such as Amuro Ninagawa in and Su in Shugo Chara!. Over the years, she has amassed a diverse portfolio of roles, including the level-headed Kazari Uiharu in the series (2009–present), the shy mage Yunyun in (2016–present), the aloof Isuzu Sōma in the Fruits Basket reboot (2019–2021), and the carefree goddess Kofuku in Noragami (2014–present). Her performances often highlight characters with energetic, endearing personalities, contributing to her reputation as a versatile seiyū (voice ). Beyond anime, she has lent her voice to video games, such as Caroline and Justine in (2016). In music, Toyosaki debuted as a solo artist with the single "love your life" in October 2009, which served as the second ending theme for K-On!! and peaked at number 12 on Japan's Oricon charts. She followed with several studio albums including Love Your Life, Love My Life (2011), All Time Lovin' (2016), and caravan! (2021), along with numerous singles that have charted in Japan's top 20. As part of Sphere, she has contributed to anime theme songs for series like Hanasaku Iroha: Blossoms for Tomorrow (2011) and The Devil Is a Part-Timer! (2013), with the group releasing multiple albums and going on hiatus from music activities in 2018 before resuming select performances. In August 2025, following the sudden passing of her spouse, Toyosaki announced she would limit some entertainment activities to focus on personal matters, though she intends to continue her career.

Early life

Birth and family background

Aki Toyosaki was born on October 28, 1986, in , . Her , Aki (愛生), literally meaning "love is born," was bestowed by her parents in the hope that she would grow to live a life cherished and loved by many people. She has one older sister, with whom she maintains a close family bond, as evidenced by references to visiting with her nephew. Toyosaki's mother worked as a , immersing her in an environment rich with children's toys, picture books, and songs during her early years; she fondly recalled enjoying tunes from the Minna no Uta. In her childhood in , she nurtured initial interests in creative pursuits, including drawing and strumming the , while cultivating an eclectic taste in music that spanned , rock, , and ambient genres.

Education and early career training

Toyosaki attended Tokushima Kita High School in her hometown of . During her high school years, she appeared on the local television program Doyou wa Naisho!! broadcast by JRT, which provided early exposure to media work. After graduating high school, Toyosaki relocated from Tokushima to to enroll in the junior college department of Osaka University of Arts, marking her transition to urban life away from her rural roots. This move, supported by her family's encouragement from childhood to pursue paths that would allow her to connect with others, represented a significant adjustment as she adapted to a larger city environment while continuing her studies in the arts. While attending college, Toyosaki balanced her academic commitments with her burgeoning interest in voice acting by applying to the Music Ray'n Super Voice Actor Audition held from 2005 to 2006, which she successfully passed, leading to her affiliation with the agency's training program. Initially, she faced personal challenges, including a strong dislike for her own voice that had been a long-standing complex, though fan letters praising her vocal qualities from her high school TV appearances motivated her to persist and "repay" that support through a career in voice work. In 2006, amid her college studies and agency training, Toyosaki undertook her first minor role as an unnamed female student in the series RED GARDEN, serving as an entry point into professional performance while she navigated the demands of education and emerging industry involvement. This period highlighted the difficulties of juggling coursework with audition preparations and initial gigs, as she worked to build confidence in her abilities in a competitive field.

Voice acting career

Debut and breakthrough roles

Aki Toyosaki made her professional debut as a voice actress in 2006, taking on minor roles such as a female student in the series Red Garden.[] Affiliated with the talent agency Music Ray'n since the start of her career, she began gaining traction through supporting parts that showcased her versatile yet often energetic vocal style.[] Her first major role came in 2007, voicing the lead character Amuro Ninagawa in the comedy anime Kenkō Zenrakei Suieibu Umishō, a swimmer with a bubbly and enthusiastic personality that highlighted Toyosaki's aptitude for lively, cheerful characters.[] That same year, she provided the voice for Su, one of the guardian characters in Shugo Chara!, and Yoshino, Chiaki's classmate in the slice-of-life series Minami-ke, further establishing her presence in the industry with roles emphasizing youthful energy and warmth.[] Toyosaki's breakthrough arrived in 2009 with her portrayal of Yui Hirasawa, the airheaded yet endearing guitarist and lead vocalist in the popular school comedy K-On!.] The series' massive success, driven by its relatable depiction of high school music club life, significantly elevated her visibility, leading to widespread recognition and her receipt of the Best New Actress award at the 4th in 2010 for this role, alongside her performance as Kana Nakamachi in .[] This period solidified her early typecasting in energetic, optimistic young female leads, setting the foundation for her rising prominence in anime .[]

Major recurring roles and collaborations

Following her breakthrough performance as Yui Hirasawa in K-On! (2009–2010), which established her as a voice for lighthearted, energetic characters, Toyosaki expanded into prominent recurring roles across multi-season anime series.[] One of her longest commitments is voicing Kazari Uiharu, the tech-savvy middle school student and recurring ally, in the A Certain Scientific Railgun franchise across three seasons from 2009 to 2020, with a fourth season scheduled for spring 2026.[] This role, produced by J.C. Staff, highlights her ability to portray supportive, intelligent side characters in a sci-fi action context.[] Toyosaki also lent her voice to Yunyun, the shy yet powerful arch-wizard and comic relief figure, in the KonoSuba series from 2016 to 2024, including three television seasons, OVAs, and a film adaptation (produced by Studio Deen for seasons 1-2, Drive for season 3, and J.C.Staff for the film). Her performance as Yunyun, noted for capturing the character's awkward determination and loneliness, has been a fan favorite, contributing to the show's enduring popularity and her recognition in isekai comedy genres. Similarly, she voiced Aoi Inuyama, the laid-back and nature-loving camper, in Laid-Back Camp across three seasons and a film from 2018 to 2024, produced by C-Station, where her warm, relaxed delivery enhanced the slice-of-life themes.[] In terms of studio collaborations, Toyosaki worked with on the seminal K-On! series, marking a multi-season commitment that solidified her early career trajectory.[] She later partnered with for (2011), voicing the timid maid Nako Oshimizu in a 26-episode run that explored interpersonal dynamics in a rural setting.[] These partnerships underscore her involvement in high-profile productions emphasizing character-driven narratives. Toyosaki's role selection evolved toward greater diversity post-2010, moving beyond purely comedic parts to more nuanced portrayals, such as the enigmatic and vengeful Altair in Re:Creators (2017), a TROYCA production where she voiced the meta-fictional antagonist with a mix of elegance and intensity.[] She also voiced the passionate chef Isuzu Sōma in the Fruits Basket reboot (2019-2021) and the carefree goddess Kofuku in Noragami (2014-present), showcasing her range in emotional and divine characters. This performance drew acclaim for demonstrating her range, with fans and critics highlighting how it contrasted her earlier bubbly roles while tying into industry nods for versatile acting. Looking ahead, in 2025 announcements, she joined the cast of The Warrior Princess and the Barbaric King (delayed to April 2026) as Alyssa Malcius, a key figure in this fantasy adaptation by Jumondou Co., Ltd., further showcasing her adaptability in epic storytelling.

Music career

Solo discography and performances

Aki Toyosaki debuted as a solo artist with the single "love your life" on October 28, 2009, under the Music Ray'n label, which peaked at number 12 on the weekly singles chart. This release highlighted her gentle vocal style and marked her initial foray into production beyond contributions. Subsequent early singles included "Boku wo Sagashite" on May 26, 2010, exploring themes of searching for one's place, and "Dill" on November 10, 2010, a collaboration with the band clammbon that reached number 14 on . Later singles such as "Shun Pu" (April 13, 2011), "music" (January 25, 2012), and "Kanae Tamae" (July 9, 2014, peaking at number 11) demonstrated her growing emphasis on introspective lyrics, with some tracks featuring her own songwriting input. More recent releases like "walk on Believer♪" (August 31, 2016) and "Honey and Loops" (May 31, 2017) continued this trajectory, blending pop elements with personal narratives and achieving consistent top-20 placements. Toyosaki's solo albums began with love your life, love my life on June 1, 2011, a of her initial singles plus new songs that debuted at number 7 on the album chart, focusing on themes of embracing life's joys and personal growth. Her second album, Love letters, released September 25, 2013, delved into emotional expression through metaphorical correspondence, reaching number 13 on and incorporating covers alongside originals. The 2016 release all time Lovin', peaking at number 10, emphasized enduring relationships with a mature pop-rock sound, while AT living in 2018 offered a relaxed, everyday-life vibe. Post-2020 albums included caravan! on June 30, 2021, evoking journeys and resilience amid global challenges. These works collectively charted in the top 20, establishing her as a steady presence in Japan's music scene. In August 2025, following personal circumstances, Toyosaki announced restrictions on her activities, resulting in no new solo releases as of November 2025. Toyosaki's solo live performances began with her first concert tour, "love your live," in 2011, spanning multiple cities including a show at Kobe International Hall on June 25, where she performed tracks from her debut album to enthusiastic audiences. Her second tour, "letter with Love," in 2013 promoted her latest album at venues like , with the event later released on Blu-ray, featuring intimate arrangements and fan interactions. Following a hiatus due to the , she resumed with a two-day standalone at Nakano Sun Plaza Hall on July 24–25, 2021, blending solo hits and acoustic sets. Post-pandemic efforts extended to the 2025 cover "AT living II sing of youth" on June 29, presented by Lawson, where she delivered youthful covers in a themed performance emphasizing and vocal warmth. These events showcased her stage presence and ability to connect personally with fans through unplugged elements and original compositions. In August 2025, following personal circumstances, Toyosaki announced restrictions on her activities, limiting further performances as of November 2025.

Work with musical groups

Aki Toyosaki joined the voice actress unit Sphere upon its formation on February 15, 2009, alongside fellow Music Ray'n affiliates , , and . The group debuted with the single "Future Stream" in April 2009, which served as the opening theme for the anime series Hatsukoi Limited, marking their initial tie to music projects. Sphere's music frequently featured as opening or ending themes for various , blending vocal harmonies with pop-rock arrangements, and Toyosaki often provided prominent lead vocals that highlighted her versatile singing style. The unit built a substantial discography centered on anime collaborations, releasing over 20 and six studio albums by 2019. Representative works include the 2009 "Super Noisy Nova," the opening theme for Sora no Manimani, and contributions to series like First Love Limited and . Their albums, such as the debut A.T.M.O.S.P.H.E.R.E. (December 2009) and (February 2017), compiled these tracks alongside original material, showcasing group dynamics through layered vocals and thematic unity. To commemorate their 15th anniversary, issued a special in November 2024, continuing their tradition of milestone releases tied to their longevity in the industry. Sphere's live activities emphasized high-energy performances and fan engagement, with their first nationwide tour in establishing them as a prominent seiyū ; they achieved the distinction of being the fastest such unit to headline at the arena. The group conducted over 19 one-man concerts, along with joint appearances at major events like , where they performed in August 2025 despite Toyosaki's recent personal circumstances limiting her involvement. Anniversary specials, including concerts planned for February 2025, further underscored their enduring group chemistry and ties to anime culture, such as through setlists featuring Hatsukoi Limited tracks where Toyosaki's leads stood out. As of late 2025, no disbandment has been announced, with activities ongoing amid occasional hiatuses for individual pursuits.

Other professional activities

Live-action roles and dubbing

Toyosaki began her on-screen career with appearances in variety programming during her teenage years. Her debut came in 2003 as a regular on the Shikoku Broadcasting System's informational variety show Saturday Naisho!! (土曜はナイショ!!), where she contributed to segments aimed at local audiences until 2004. In 2011, she joined the cast of TV Tokyo's parody variety show Kizuna Taikan TV Kido Senshi Gundam Dai 07 Itakura Shota (絆体感TV 機動戦士ガンダム 第07板倉小隊), a comedic take on the Mobile Suit Gundam franchise that blended skits and guest interactions. She also served as a weather forecaster on TV Tokyo's Charge 730!! from April to September 2015, delivering lighthearted forecasts that highlighted her approachable persona. These roles demonstrate her versatility in transitioning from voice work to on-camera presence, often in ensemble casts. Toyosaki has provided Japanese dubbing for several foreign productions, particularly in animated and live-action films. She voiced Blossom in the Japanese dub of The Powerpuff Girls (パワーパフガールズ), starting from the 2016 reboot series, bringing energy to the superhero character's optimistic leadership. In Disney's Smurfs: The Lost Village (スマーフ スマーフェットと秘密の大冒険, 2017), she dubbed Smurf Lily, infusing the role with playful determination during the village adventure. For live-action, she lent her voice to Sandie in Edgar Wright's Last Night in Soho (ラストナイト・イン・ソーホー, 2021), enhancing the thriller's dreamlike sequences with nuanced emotional depth. More recently, in 2022, Toyosaki redubbed Tina Wilcox in a BS Tokyo broadcast of Jaws 2 (ジョーズ2), updating the classic horror film's vocal performance. These dubbing efforts showcase her ability to adapt to international content, often selected for roles requiring youthful vitality.

Awards and public recognition

Aki Toyosaki received significant recognition early in her career through the Seiyuu Awards, starting with the 4th edition in 2010, where she shared the Best Rookie Actress award with Kanae Itō for her performances as Yui Hirasawa in K-On! and Kana Nakamachi in Kanamemo. Additionally, the group Hōkago Tea Time, featuring Toyosaki alongside Yōko Hikasa, Satomi Satō, Minako Kotobuki, and Ayahi Takagaki, won the Best Singing Award at the same ceremony for their work on the K-On! mini-album. Her rising prominence continued into the 5th Seiyuu Awards in 2011, where she secured the Best Actress in a Leading Role for her portrayal of Yui Hirasawa in K-On!!, as well as the Best Personality award for her radio programs Radion!!, Pl@net Sphere, and Toyosaki Aki no Okaeri Radio. Toyosaki's contributions to music, particularly through her solo work and group , have also garnered acclaim, with the Best Singing Award highlighting her vocal talents in anime tie-ins. , comprising Toyosaki, , , and , achieved notable industry milestones, including their debut single topping the charts in 2009 and subsequent live tours that solidified their status as a leading seiyuu idol unit. Beyond formal awards, Toyosaki has enjoyed sustained public recognition via fan-voted polls, ranking second among favorite voice actresses in their 20s in a 2012 survey. In a 2015 poll on voice actresses with the best , she placed highly with 241 votes, reflecting her dual appeal as a seiyuu and singer. She also ranked 12th in a 2012 poll for cutest voice actress, underscoring her enduring popularity. Her public image has evolved from a breakthrough rookie to a versatile artist, as noted in media appearances like the 2011 Anime Kōhaku Uta Gassen, where she represented major music acts. In a 2017 , Toyosaki reflected on inspirations fueling her career, selecting titles that energize her creative process.

Personal life

Toyosaki announced her to a non-celebrity on October 26, 2017. Her husband died in July 2025 due to a . Following his death, in August 2025, she announced she would temporarily restrict her entertainment activities to focus on personal matters while intending to continue her career.

Filmography

Anime television series

Toyosaki made her debut in anime television series in 2007, voicing Amuro Ninagawa in . Her breakthrough role came in 2009 as Yui Hirasawa in K-On!, which helped establish her prominence in the industry. She has since provided voices for a diverse array of characters, with notable recurring appearances including Kazari Uiharu across multiple seasons of the and series, Yunyun in the franchise, Yoshino in the series, and Aoi Inuyama in the Yuru Camp△ series. The following table presents a selected overview of her credited roles in anime television series, organized chronologically by initial airing year. Episode counts reflect the full season length unless otherwise noted for partial or recurring appearances.
YearSeries TitleCharacterEpisodes
2007Kenkō Zenrakei Suieibu UmishōAmuro Ninagawa12
2007–2010Shugo Chara! / Shugo Chara!! Doki / Shugo Chara! Party!Su127 (recurring across series)
2007KimiKiss Pure RougeKazuki Aihara24
2007PotemayoShizuka Shiina12
2008Akane-iro ni Somaru SakaYocchan1
2008–2013Minami-ke / Minami-ke: Okawari / Minami-ke: Okaeri / Minami-ke TadaimaYoshino~52 (recurring across seasons)
2008–2009Nogizaka Haruka no Himitsu / Nogizaka Haruka no Himitsu: PurezzaMai Asahina24 (recurring)
2009Akikan!Najimi Tenkuuji13
2009K-On!Yui Hirasawa13
2009Toaru Kagaku no RailgunKazari Uiharu24
2009KanamemoKana Nakamachi13
2009Seiken no BlacksmithLisa12
2009Hatsukoi LimitedKoyoi Bessho12
2009Asura Cryin'An Oohara13
2010K-On!!Yui Hirasawa26
2010Ichiban Ushiro no DaimaouKeena Soga12
2010Ōkami-san to Shichinin no Nakama-tachiOtohime Ryūgū12
2010Seikon no QwaserTomo Yamanobe / Olga Tolstaya24
2010–2011Toaru Majutsu no Index IIKazari Uiharu26
2011Hanasaku Iroha: Blossoms for TomorrowNako Oshimizu26
2011BeelzebubAoi Kunieda60
2011–2012Last Exile: Ginyoku no FamFam Fan Fan21
2011Manyū Hiken-chōKaede12
2012Natsuiro KisekiRinko Tamaki12
2012Medaka BoxMedaka Kurokami12
2013Toaru Kagaku no Railgun SKazari Uiharu24
2013Kakumeiki ValvraveLieselotte W. Dorssia24 (recurring across seasons)
2014Black BulletSeitenshi13
2015–2018Kamisama Minarai: Himitsu no CocotamaMelori139 (recurring)
2016–2024KonoSuba: God's Blessing on This Wonderful World! (seasons 1–3, spin-offs)Yunyun~40 (recurring)
2018–2024Yuru Camp△ (seasons 1–3)Aoi Inuyama37 (recurring)
2019–2025Dr. Stone (seasons 1–4)Homura Momiji~60 (recurring)
2019–2021Fruits Basket (reboot; seasons 1–3)Isuzu Sōma~50 (recurring across seasons)
2023–2024Boku no Kokoro no Yabai Yatsu (seasons 1–2)Honoka Hara25 (recurring)
2024Kono Subarashii Sekai ni Bakuen wo!Yunyun12
2025City The AnimationNiikura12 (as of November 2025)

Anime films

Aki Toyosaki has lent her voice to a variety of characters in feature films and original video animations (OVAs), frequently reprising roles from associated television series such as Yui Hirasawa in the K-On! franchise. Her film roles often highlight her versatile performance in genres ranging from slice-of-life to fantasy and action. The following table lists selected credits in films and OVAs, focusing on major releases:
YearTitleRoleType
2010Bungaku ShōjoChia TakedaFilm
2010Bungaku Shōjo Memoir III: Koi Suru Otome no RhapsodyChia TakedaOVA
2011K-On! The MovieYui HirasawaFilm
2011Fate/PrototypeManaka SajōOVA
2013Anohana: The Flower We Saw That Day - The MovieTetsudō (child)Film
2013Hanasaku Iroha: Home Sweet HomeNako OshimizuFilm
2014Heaven's Lost Property Final: Eternally My MasterChaosFilm
2016I've Always Liked You, MiōMiō AidaFilm
2016The Moment You Fall in Love, MiōMiō AidaFilm
2016Accel World: Infinite BurstChiyuri KurashimaFilm
2017Blame!Administration AuthorityFilm
2018Persona 5 the Animation: Proof of JusticeLavenzaOVA
2019Persona 5 the Animation: A Magical Valentine's DayLavenzaOVA
2019KonoSuba: Legend of CrimsonYunyunFilm
2019Black FoxMadaraFilm
2019Made in Abyss: Journey's DawnMarulkFilm
2019Made in Abyss: Wandering TwilightMarulkFilm
2020Made in Abyss: Dawn of the Deep SoulMarulkFilm
2021Knights of Sidonia: Love Woven in the StarsIzana ShinatoseFilm
2021The Angel Next Door Spoils Me Rotten: Precious FriendsEmily HimesakaFilm
2022Laid-Back Camp the MovieAoi InuyamaFilm
2023KonoSuba: God's Blessing on This Wonderful World! 3 - Bonus StageYunyunOVA
2025Toi-san wa Seishun Shitai! "Baka to SmaPho to Romance to"Momo MochizukiFilm

Video games

Aki Toyosaki began her voice acting career in video games in 2009, contributing to s and action s with roles that often featured lively, supportive characters. Her early works include voicing Ranshel and Sushel, a pair of rabbit-eared twins, in the tactical RPG Queen's Blade: Spiral Chaos, and , one of the witches in the . These performances showcased her versatility in fantasy settings. In 2010, Toyosaki reprised her iconic role as the airheaded guitarist Yui Hirasawa from the K-On! anime in the K-On! Houkago Live!!, where players perform songs from the series. She expanded into major franchises with Cinque, a cheerful Class 5 student, in (2011), a role that highlighted her energetic delivery in battle scenarios. Toyosaki's involvement in mobile and gacha games grew prominently in the late , aligning with the rise of titles. She voiced , a wind-attuned dragon knight, in Dragalia Lost (2018), and Bagpipe, a boisterous Victorian vanguard operator, in (2019). Other notable contributions include Rosa, the energetic trainer from Pokémon Black 2 and White 2, in (2019), and Lin Lang, a mahjong player, in (2019). Her work continued into the 2020s with roles in action RPGs and crossovers. In the Persona series, she portrayed the twin wardens Caroline and Justine (merged as Lavenza in some entries) across Persona 5 (2016), Persona 5: Royal (2019), and related spin-offs like Persona 5: Dancing in Starlight (2017) and Persona Q2: New Cinema Labyrinth (2018), bringing a stern yet endearing tone to the characters. Additional gacha roles encompass Seilah, a demon from the Alvarez Empire, in Fairy Tail (2020); Tessa and her counterpart Dawn in Alchemy Stars (2021); Fig Cookie, a supportive ancient cookie, in Cookie Run: Kingdom (2021); and Melleau, a forest spirit, in Granblue Fantasy (2014). She also voiced Marulk, the gentle orphan assistant, in the action RPG Made in Abyss: Binary Star Falling into Darkness (2022). These performances often involved promotional dubs for events and updates in ongoing titles.
YearTitleRoleNotes
2009Ranshel and SushelTactical ; twin characters
2009; witch of greed
2010K-On! Houkago Live!!Yui HirasawaRhythm game; anime tie-in
2011CinqueAction ; student soldier
2014Melleau ; forest spirit
2016–2019 series (incl. , Dancing, Q2)//LavenzaJRPG; prison wardens
2018 ; dragon knight
2019Bagpipe ; vanguard operator
2019 ; trainer
2019Mahjong SoulLin LangDigital mahjong; player character
2020SeilahAction ; demon antagonist
2021/Dawn ; dual-form aurorian
2021Fig Cookie ; ancient support
2022MarulkAction ; assistant character

Live-action and other media

Toyosaki has contributed to live-action media primarily through voice dubbing for foreign films and select Japanese productions. In 2011, she provided the Japanese voice for the character Blondie, portrayed by Vanessa Hudgens, in the action film Sucker Punch. The following year, in 2012, she dubbed the role of Renesmee Cullen, played by Mackenzie Foy, in The Twilight Saga: Breaking Dawn – Part 2. In Japanese live-action, Toyosaki lent her voice to the series . She voiced the villainous Metaloid Tiaraloid in episode 37, "The Black and White Bride," which aired in 2012. Additionally, she made an on-camera appearance as a weather announcer on the morning variety program Charge! 730, starting in April 2015, where she delivered forecasts in a segment that highlighted her approachable on-air presence. Toyosaki has been active in audio media, including drama CDs often tied to visual novels and series adaptations. Notable examples include her portrayal of Bonbori in the limited edition drama CD for Otome Yōkai Zakuro volume 10, released in 2011, and Sakura Hagiwara in the drama CD for Sekai de Ichiban Tsuyoku Naritai!, also from 2011. She further participated in drama CDs for popular franchises, such as voicing Chiyuri Kurashima in the Accel World drama CD and related characters in Sword Art Online drama releases in late 2011. Beyond recordings, Toyosaki has hosted her own radio program, Toyosaki Aki no Okaeri! Radio, which began airing on Lantis Web Radio in April 2010 and continued through 2025, featuring discussions on her career, guest interviews, and listener interactions. The show marked her sustained presence in broadcast media, with episodes often tying into her voice acting projects.

Discography

Studio albums

Aki Toyosaki debuted her solo music career with full-length studio albums that compile her singles alongside original tracks, showcasing her versatile vocal style in J-pop, ballads, and upbeat pop numbers often tied to her voice acting roles. Her albums are released under the Music Ray'n label, with production typically involving collaborations with Japanese composers and arrangers such as Tom-H@ck, S.E.N.S., and elements of electronic and acoustic influences. As of 2025, she has four solo studio albums, each achieving moderate commercial success on the Oricon charts, reflecting her dedicated fanbase in the seiyū music scene. The following table summarizes her studio albums, including release dates, peak positions on the Oricon weekly album chart, and first-week sales figures:
Album TitleRelease DateOricon PeakFirst-Week Sales
love your life, love my lifeJune 1, 2011#722,447 copies
Love lettersSeptember 25, 2013#1310,574 copies
all time Lovin'March 23, 2016#107,836 copies
caravan!June 30, 2021#192,479 copies
Her debut album, love your life, love my life, compiles tracks from her initial singles such as the title track "love your life," (featuring collaboration with Clammbon), and "Spring Breeze" (SHUN PU), alongside new originals like the opening "Hello Allo" and the whimsical "Magical Circle." Produced primarily by Tom-H@ck and S.E.N.S., the album emphasizes bright, motivational themes with acoustic and pop arrangements, marking Toyosaki's transition from character songs to personal artistry. It sold a total of approximately 28,000 copies in . The second album, Love letters, builds on her growing catalog with 12 tracks, including singles "See You Tomorrow," "White Clover" (Shirotsumekusa), and "" (Orion to Supankoru), plus fresh material like the title "Love letters" and the energetic "Lucky." Production highlights include arrangements by Shin Kōno and contributions from lyricist Shouko Ohmori, focusing on emotional depth and romantic motifs. The release reinforced her chart presence despite a dip from her debut. all time Lovin', Toyosaki's third effort, spans 10 tracks incorporating singles "Lucky," "Present," and "," with new additions such as the upbeat "all time Lovin'" and reflective "Kanaetamae." Co-produced with artists like , it features more mature pop-rock elements and subtle touches, highlighting her in both high-energy and introspective songs. The album's commercial performance aligned with her established mid-tier ranking. Toyosaki's most recent studio album, caravan!, released in 2021, contains 10 tracks drawing from singles like "Soredemo Negatteshimaun da" and "Kono Yoru wo Kakenukete," alongside new pieces such as the title "caravan!" and "Yakusoku." Produced with a mix of pop and influences by and others, it evokes a motif, tying into her 10th anniversary as a solo artist. The album supported her live and maintained her niche appeal.

Compilation albums

Toyosaki released her first compilation album, love your Best, on July 19, 2017, under Music Ray'n. The album collects 16 tracks from her previous singles, including "love your life," "SHUN PU," and "Honey and Loops," with no new material. It peaked at #14 on the Oricon weekly album chart and sold approximately 4,500 copies in its first week.

Cover albums

In 2018, Toyosaki released AT living on October 24, a cover album featuring 11 tracks of 1970s Japanese songs, including "Kaze wo Atsumete" and "Sotsugyo Shashin." Produced with collaborator Tom-H@ck, it emphasizes live-band arrangements and personal interpretations. The album peaked at #19 on the Oricon weekly album chart with first-week sales of 3,181 copies.

Singles

Aki Toyosaki debuted as a solo artist with the single "love your life" in , marking her transition from and group performances with to individual musical endeavors under the MusicRay'n label. Her solo singles, spanning to 2017, typically blend with introspective lyrics and melodic arrangements, often featuring collaborations with established songwriters such as , , and members of Clammbon, reflecting her evolving artistic identity beyond soundtracks. While most releases were not directly tied to , they contributed to her reputation as a versatile vocalist, with 16 singles achieving placements in the top 20 of Oricon's weekly charts, emphasizing themes of self-discovery, everyday joy, and emotional resilience that parallel her career trajectory in entertainment. Limited edition versions, including CD+DVD formats with music videos and live footage, were common, enhancing fan engagement through exclusive content.
TitleRelease DateOricon PeakAnime Tie-inNotes
love your lifeOctober 28, 2009#12NoneDebut single; written by Rie fu. Limited edition available.
Boku wo Sagashite (ぼくを探して)May 26, 2010#11Shimajirou no Wao! (opening theme)First week sales: 10,865 copies. Limited and regular editions.
DillNovember 10, 2010#14NoneCollaboration with Clammbon (Mito); first week sales: 11,504 copies. CD+DVD limited edition.
Harukaze SHUN PU (春風 SHUN PU)April 13, 2011#5NoneUpbeat spring-themed track; included on debut album love your life, love my life. Limited edition with music video.
musicJanuary 25, 2012#10NoneReflective ballad; part of her mid-career shift toward personal expression.
Shirotsume Kusa no Yakusoku (シロツメクサの約束)June 20, 2012#13NoneClover-themed promise song; regular and limited editions.
Pride on the Line (プライド・オン・ザ・ライン)October 24, 2012#6NoneEmpowering track emphasizing determination.
Flip FlopFebruary 20, 2013#15NonePlayful, dual-sided single format.
Letter WriterJune 19, 2013#12NoneEpistolary-themed; featured on second album Love letters.
CHEEKYAugust 28, 2013#14NoneCollaboration with Yuko Ando; cheeky, upbeat pop. Limited edition.
DelightMarch 19, 2014#11NoneJoyful release; CD+DVD edition included live footage.
Kanaetamae (叶えたまえ)July 9, 2014#11NoneFirst week sales: 5,300 copies; wish-fulfillment theme by Taiji Sato.
Portrait (ポートレイト)November 12, 2014#13NoneIntrospective portrait of life; limited edition available.
Uh-LaLaJune 24, 2015#16NoneWhimsical pop; marked a period of lighter, fun-oriented releases.
walk on Believer♪August 31, 2016#18NoneMotivational track; CD+DVD limited edition.
Honey and LoopsMay 31, 2017#19Puripuri Chii-chan!! (ending theme)First anime tie-in for a solo single title track; digital and physical editions.
These singles were often included on her studio albums, such as love your life, love my life (2011) and Love letters (2013), where they served as lead tracks highlighting her vocal range and songwriting partnerships. Digital singles and limited editions expanded accessibility, with several achieving steady sales through fan-driven purchases tied to her voice acting popularity.

Other releases

Toyosaki is a member of the voice acting unit Sphere, formed in 2009 with Ayahi Takagaki, Minako Kotobuki, and Haruka Tomatsu under the Lantis label. The group has issued six studio albums, starting with their debut A.T.M.O.S.P.H.E.R.E on December 23, 2009, followed by Spring is here on March 16, 2011; Third Planet on July 11, 2012; 4 colors for you on June 25, 2014; ISM on February 1, 2017; and the 10th anniversary collection 10s on May 8, 2019. Sphere's singles discography spans over a dozen releases tied to anime themes, including early hits like "Future Stream" (April 22, 2009), "Super Noisy Nova" (July 29, 2009), and "Kaze wo Atsumete / Brave my heart" (November 25, 2009), as well as later entries such as "Sticking Places" (January 23, 2013), "vivid brilliant door!" (July 1, 2015), "Heart to Heart" (March 8, 2017), and "Sign" (May 8, 2019). The unit marked its 15th anniversary with the single "Shining days, shining stars!" on November 6, 2024, accompanied by live concerts held in February 2025. Compilations include the fan-voted best-of album sphere, released on September 26, 2018. In 2024, Toyosaki collaborated with on the single "トゥインクルクス (twinklux)" released on April 17, 2024, under Music Ray'n. The EP includes the and remixes of their solo songs, peaking at #26 on the weekly singles chart. Beyond Sphere, Toyosaki contributed vocals as Yui Hirasawa to the fictional band Ho-kago Tea Time for the K-On! anime series, produced by . The band's outputs feature two mini-albums—Ho-kago Tea Time (July 22, 2009) and Ho-kago Tea Time II (October 27, 2010)—along with key singles like "Fuwa Fuwa Time" (May 20, 2009), "GO! GO! MANIAC" (April 28, 2010), "Utauyo!! MIRACLE" (August 4, 2010), and "Unmei wa Endless!" (December 7, 2011). A movie tie-in mini-album, Ho-kago Tea Time in MOVIE, followed on January 18, 2012. Toyosaki has also appeared in anime unit collaborations outside these groups, such as character songs for ensemble casts in series like Strike Witches, where she voiced Lynette Bishop and contributed to 501st Joint Fighter Wing tracks on albums including Strike Witches Character Song Vol.001 (2008). No major new solo or group releases involving Toyosaki were announced for 2025 following her announcement to limit activities in August 2025.