voice actress
Voice acting is the art of Acting, performing a character or providing information to an audience with one's voice. Performers are often called voice actors/actresses in addition to other names. Examples of voice work include animation, animated, ...
affiliated with Tomorrow Jam. Starting off as a stage performer, she began voice acting in numerous video games and
anime
is a Traditional animation, hand-drawn and computer animation, computer-generated animation originating from Japan. Outside Japan and in English, ''anime'' refers specifically to animation produced in Japan. However, , in Japan and in Ja ...
series, with her first main role being in the game ''Toys Drive''.
Biography
Koichi was born in
Nagano Prefecture
is a Landlocked country, landlocked Prefectures of Japan, prefecture of Japan located in the Chūbu region of Honshu. Nagano Prefecture has a population of 2,007,682 () and has a geographic area of . Nagano Prefecture borders Niigata Prefecture ...
and raised in Tokyo. She entered a high school with a theater department, where she gained experience performing on stage. Koichi was cast as Minami Iwasaki in a '' Lucky Star'' musical titled ''Lucky Star ≈ On Stage''. She became interested in voice acting after watching the ''Lucky Star''
anime
is a Traditional animation, hand-drawn and computer animation, computer-generated animation originating from Japan. Outside Japan and in English, ''anime'' refers specifically to animation produced in Japan. However, , in Japan and in Ja ...
in order to study her character in the musical. In 2014, Koichi joined the voice acting agency Atomic Monkey, and voiced her first main character in the video game ''Toys Drive''. In April 2021, Koichi left Atomic Monkey and moved to Stay Luck. In February 2023, she started hosting a radio program on
Nippon Cultural Broadcasting
is a Japanese radio station in Tokyo which broadcasts to the Kanto area. It is one of the two flagship radio stations of National Radio Network (NRN) (the other station is ) and is a member of the Fujisankei Communications Group.
History
The ...
's A&G block. In December 2024, Koichi moved to the talent agency Tomorrow Jam.
Star-Myu
, with subtitle is a Japanese original anime television series produced by C-Station and NBCUniversal Entertainment Japan. It aired in Japan starting from 5 October 2015 to 16 September 2019. It has generated 3 anime seasons, 2 OVAs, a stag ...
'' as Female student, female clerk
* ''
Aho-Girl
is a Japanese four-panel manga series written and illustrated by Hiroyuki. It was serialized in Kodansha's manga magazine ''Weekly Shōnen Magazine'' from November 2012 to February 2015, and later moved to the publisher's '' Bessatsu Sho ...
Märchen Mädchen
is a Japanese light novel series written by Tomohiro Matsu and StoryWorks, with illustrations by Kantoku (illustrator), Kantoku. The series was being worked on by Matsu before his death in May 2016, and he is still credited as the writer. Shu ...
Gundam Build Divers
. often abbreviated as GBD. is a Japanese science fiction anime television series produced by Sunrise, a spiritual successor to the 2013 anime ''Gundam Build Fighters'', based on the long-running ''Gundam'' franchise. It is directed by Shin ...
'' as Ron
* ''
Cells at Work!
is a Japanese manga series written and illustrated by . It features the anthropomorphized cells of a human body, with the two main protagonists being a red blood cell and a white blood cell she frequently encounters. It wa ...
'' as Immature thymocyte
* '' Radiant'' as Mister Bobley
* ''
Cardfight!! Vanguard
is a Japanese multimedia franchise jointly created by Akira Itō, Satoshi Nakamura, Mitsuhisa Tamura, and Bushiroad president Takaaki Kidani. It currently consists of multiple anime television series, an official t ...
'' as Battlefield Storm Sagramore, Naoki Ishida (young)
* ''
The Girl in Twilight
is a Japanese multimedia franchise created to celebrate the 20th anniversary of Animax. An anime television series aired from October 1 to December 17, 2018. The project also included a free-to-play mobile game that was launched on October ...
'' as Akio
* '' Million Arthur'' as Guyler (young)
;2019
* ''
The Price of Smiles
is a Japanese anime series produced by Tatsunoko Production. The series was created as part of the studio's 55th anniversary celebration.
Synopsis
A kingdom full of smiles on a star far away from the earth. Princess Yūki Soleil is twelve ye ...
'' as Yuni Vanquish
* '' W'z'' as Gai Kishiwada (young)
* ''
My Roommate Is a Cat
is a Japanese manga series written by Minatsuki and illustrated by Asu Futatsuya, serialized online via Flex Comix's ''Comic Polaris'' website since June 2015. It has been collected in ten ''tankōbon'' volumes. An anime television series adap ...
'' as Hayato Yasaka
* ''
The Magnificent Kotobuki
is an anime television series produced by GEMBA, which aired from January to March 2019. A smartphone game titled ''Kōya no Kotobuki Hikōtai - Ōzora no Take Off Girls!'' was released in February 2019. A compilation film titled ''The Mag ...
Star Twinkle PreCure
is a Japanese magical girl anime series by Toei Animation. It is the sixteenth installment in the ''Pretty Cure'' franchise, and the last series released in the Heisei period. It features the fourteenth generation of Cures. It is directed by ...
'' as Yumika Nasu
;2020
* ''
Infinite Dendrogram
is a Japanese light novel series written by Sakon Kaidō and illustrated by Taiki. It began serialization online in 2015 on the user-generated novel publishing website Shōsetsuka ni Narō. It was acquired by Hobby Japan, who published t ...
Pet
A pet, or companion animal, is an animal kept primarily for a person's company or entertainment rather than as a working animal, livestock, or a laboratory animal. Popular pets are often considered to have attractive/ cute appearances, inte ...
'' as Hiroki (young)
* ''
Interspecies Reviewers
is a Japanese fantasy sex comedy manga series written by and illustrated by masha. It has been serialized through Nico Nico Seiga's manga website ''Dragon Dragon Age'' since August 2016 and has been collected in eleven volumes by Fujimi S ...
'' as Elza
* ''
Healin' Good Pretty Cure
is a Japanese magical girl anime television series produced by Toei Animation. It is the seventeenth installment of the ''Pretty Cure'' franchise and the first series in the Reiwa period. It premiered on ANN on February 2, 2020, succeeding ...
'' as Sumiko Nagara
* ''
Mewkledreamy
is a character Media franchise, franchise created by Sanrio, illustrated by character designer Mayumi Yanagita. The franchise was officially launched in 2017.
An anime television series adaptation by J.C.Staff aired on TV Tokyo from April 5, ...
'' as Minako Hoshino
* ''
Monster Girl Doctor
, also known as ''Doctor for Monster Girls'', is a Japanese light novel series written by Yoshino Origuchi and illustrated by Z-Ton. Shueisha published ten volumes of the series under their Dash X Bunko imprint. Seven Seas Entertainment has ...
By the Grace of the Gods
is a Japanese light novel series written by Roy and illustrated by Ririnra. It is about a man who is chosen by three gods to be reincarnated into a fantasy world after living a sad life, using his past knowledge combined with new powers be ...
Horimiya
is a Japanese manga series written and illustrated by Hiroki Adachi, under the pseudonym Hero. It was self-published as a webcomic on Hero's website, ''Dokkai Ahen'', from February 2007 to December 2011 in a four-panel format. The serie ...
'' as Kakeru Sengoku (young)
* ''
Farewell, My Dear Cramer
is a Japanese manga series by Naoshi Arakawa about women's association football. The manga serves as a sequel to Arakawa's 2009 work, '' Sayonara, Football''. The series was serialized in Kodansha's ''Monthly Shōnen Magazine'' from May 2016 ...
'' as Mao Tsukuda
* '' Night Head 2041'' as Yūya Kuroki (young)
* ''
The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat
, also known as ''The world's best assassin, To reincarnate in a different world aristocrat'', is a Japanese light novel series written by Rui Tsukiyo and illustrated by Reia. It was serialized online from July 2018 to October 2021 on the u ...
'' as Lugh (young)
;2022
* ''
World's End Harem
is a Japanese manga series written by LINK and illustrated by Kotaro Shono. The first part of the manga was serialized in Shueisha's online magazine ''Shōnen Jump+'' from May 2016 to June 2020, while a second part, ''World's End Harem: Af ...
Lycoris Recoil
is an original Japanese anime television series created by Spider Lily and . It was produced by A-1 Pictures and aired from July to September 2022. Set in Tokyo, ''Lycoris Recoil'' follows two young orphaned teenage girls named Chisat ...
Tomo-chan Is a Girl!
is a Japanese four-panel manga series written and illustrated by Fumita Yanagida. It was serialized on the Twi4 Twitter account and ''Saizensen'' website, usually as a single-page four-panel strip, from April 2015 to July 2019. Kodansha publi ...
'' as Junichiro Kubota (young)
* ''
The Fire Hunter
is a Japanese fantasy novel series written by Rieko Hinata and illustrated by Akihiro Yamada. Holp Shuppan have published four volumes between December 2018 and September 2020. An anime television series adaptation by Signal.MD aired from Janu ...
Saint Cecilia and Pastor Lawrence
is a Japanese manga series written and illustrated by Hazano Kazutake. It was serialized in Kodansha's ''Shōnen Magazine R'' online magazine from April 2017 to January 2023, when the magazine was disbanded, and was transferred to the ''Mont ...
'' as Eric
* ''
The Idolmaster Cinderella Girls U149
is a Japanese Spin-off (media), spin-off manga series of ''The Idolmaster Cinderella Girls'' free-to-play simulation video game by Cygames and Bandai Namco Entertainment#Bandai Namco Studios, Bandai Namco Studios. The series is created by Ky ...
'' as Haru Yūki
* '' Yuri Is My Job!'' as Sumika Tachibana
* ''
Rurouni Kenshin
is a Japanese manga series written and illustrated by Nobuhiro Watsuki. The story begins in 1878, the 11th year of the Meiji era in Japan, and follows a former assassin of the Bakumatsu, known as Hitokiri Battosai. After his work against ...
'' as
Myōjin Yahiko
, known as Yahiko Myojin in the Media Blasters English-language dub and Yoshi Mujin in the English Sony ''Samurai X'' dub,Undead Girl Murder Farce'' as Shizuku Hasei
* ''
Berserk of Gluttony
is a Japanese light novel series written by Ichika Isshiki and illustrated by fame. Isshiki started publishing the series on the user-generated novel publishing website Shōsetsuka ni Narō in January 2017 and it was later moved to Kakuyo ...
'' as Memil Vlerick
* ''
Shangri-La Frontier
is a Japanese web novel series written by . Its serialization began on the novel publishing website Shōsetsuka ni Narō in May 2017. A manga adaptation, illustrated by Ryosuke Fuji, has been serialized in Kodansha's manga magazine ''W ...
'' as Oicazzo/Kei Uomi
* ''
Undead Unluck
is a Japanese manga series written and illustrated by . It was serialized in Shueisha's ''Weekly Shōnen Jump'' magazine from January 2020 to January 2025, with its chapters collected in 27 volumes. The series is licensed for English rel ...
Ishura
is a Japanese light novel series written by Keiso. It originated on the novel posting websites Kakuyomu and Shōsetsuka ni Narō, before being acquired by ASCII Media Works, who published the series with illustrations by Kureta under their ...
Medalist
A medalist (or medallist) is an artist who designs medals, plaquettes, badges, metal medallions, coins and similar small works in relief in metal. Historically, medalists were typically also involved in producing their designs, and were usually e ...
Kengan Ashura
is a Japanese manga series written by Yabako Sandrovich and illustrated by Daromeon. It was serialized on Shogakukan's ''Ura Sunday'' website from April 2012 to August 2018, with its chapters compiled into twenty-seven volumes. A sequel, ti ...
'' as Tomoko Matsuda
;2021
* ''The Missing 8'' as Punkun
;2022
* ''
Shiyakusho
is a Japanese manga series written and illustrated by Kishi Azumi. It has been serialized in Shinchosha's manga magazine ''Monthly Comic Bunch'' (originally titled ''Monthly Comic @Bunch'' until 2018) since September 2013. A television dr ...
'' as Rin Onoda
;2024
* ''
Time Patrol Bon
is a Japanese manga series written and illustrated by . It was serialized in 's ''Monthly Shōnen World'' and ''Monthly Comic Tom'' from 1978 to 1986. An anime television special, animated by Gallop, was broadcast on Nippon Television in Oc ...
The Idolmaster Cinderella Girls
is a Japanese free-to-play simulation video game co-developed by Cygames and Bandai Namco Studios for the Mobage social network platform for mobile phones. It was first released on November 28, 2011, for feature phones, and compatibil ...
Girls' Frontline
''Girls Frontline'' ( zh, s=少女前线, t=少女前線, p=Shàonǚ Qiánxiàn) is a mobile game, mobile strategy role-playing game for Android (operating system), Android and iOS developed by China-based studio MICA Team, where players control ...
Samurai Shodown
''Samurai Shodown'', known in Japan as is a fighting game series by SNK. The series began in 1993 and is known for being one of the earliest in the genre with a primary focus on weapon-based combat.
Plot
The stories in the series take place i ...
'' as Shizumaru Hisame
;2020
* ''Caravan Stories'' as Hayami
* ''
Dragon Quest X
''Dragon Quest X: Rise of the Five Tribes Online'', also known as is a 2012 massively multiplayer online role-playing game (MMORPG) by Square Enix. It is the tenth mainline entry in the ''Dragon Quest'' series. It was originally released for the ...
Blue Archive
''Blue Archive'' is a 2021 real-time strategy role-playing game developed by the South Korean developer MX Studio under the management umbrella of Nexon Games (formerly NAT Games). The player and protagonist is a Sensei who was summoned ...
'' as Fuwa Renge
;2024
* ''
Azur Lane
''Azur Lane'' () is a side-scrolling video game, side-scrolling shoot 'em up video game created by Chinese developers Shanghai Manjuu and Xiamen Yongshi, released in 2017 for the iOS and Android (operating system), Android operating sys ...
'' as Indiana
Dubbing
*''
The Time Traveler's Wife
''The Time Traveler's Wife'' is the debut novel by American author Audrey Niffenegger, published in 2003. It is a love story about Henry, a man with a genetic disorder that causes him to time travel unpredictably, and about Clare, his wife, an a ...
'', Young Henry DeTamble (Jason David)
*''
Jellystone!
''Jellystone!'' is an American animated television comedy, comedy television series developed by C. H. Greenblatt for the streaming service HBO Max. The series is produced by Warner Bros. Animation and features reimagined versions of various cha ...