Keiji Inai
Born March 17, 1976 is a Japanese composer, arranger and orchestrator best known for his work in anime and video games. He is affiliated with the music production company Imagine.
Keiji Inai
- Name
- Keiji Inai
- Birth Name
- Hideo Inai
- Born
- 17 March 1976
- Birthplace
- Hiroshima, Japan
- Occupation
- * Composer
- Nationality
- Japan
- Languages
- Japanese
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Born March 17, 1976 is a Japanese composer, arranger and orchestrator best known for his work in anime and video games. He is affiliated with the music production company Imagine.
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Documentary evidence
Documentary basis
Authority files
wikidata · Q16215835 · wikipedia · Keiji Inai
In this article
Key facts
Key facts
• Name — Keiji Inai • Native Name — 井内 啓二 • Birth Name — Hideo Inai • Born — 17 March 1976 • Birthplace — Hiroshima, Japan • Instrument — Piano • Genre — * Film score • orchestral • electronic • video game music • Occupation — * Composer • arranger • orchestrator • pianist • Years Active — 1999–present
Biography
Biography
Inai was born in Hiroshima, Japan. He studied at the Toho Gakuen School of Music, but dropped out to pursue studio work. In 1999, while he was a college student, he served as assistant musical director to violinist Toshihiro Nakanishi on the Akira Shirai production Falstaff. In 2001 and 2002 he participated as a pianist, manipulator, and arranger on the soundtracks for the Fuji TV dramas Fighting Girl and Hatsu Taiken. After this, he began working as a composer for television programs, commercials, movies, games, radio programs, fashion shows and other areas.
Anime works
Anime works
• Year — Title — Role(s) • 2011 — | Kyoto Animation Commercial "Star" — Composer • | Crayon Shin-chan: The Storm Called: Operation Golden Spy — Composer (other tracks by Toshiyuki Arakawa and Akifumi Tada) • | The Princess and the Pilot — Theme song composer • 2012 — | Kenichi: The Mightiest Disciple OVA — Composer • | The Knight in the Area — Composer (other tracks by Yasunori Iwasaki) • | Crayon Shin-chan: The Storm Called!: Me and the Space Princess — Composer (other tracks by Toshiyuki Arakawa, Akifumi Tada and Hayato Matsuo) • | Btooom! — Composer • | Hyōka — Programming & Score assistant • | Mai no Etchuu Manyou Taikenki — Composer • 2013 — | A Certain Magical Index: The Miracle of Endymion — Arrangement (other arrangements by Yasunori Iwasaki and Hayato Matsuo) • | Karneval — Composer (other tracks by Shirō Hamaguchi) • | Outbreak Company — Composer • | Tokyo Ravens — Orchestrator & Score writer • 2015 — | Is It Wrong to Try to Pick Up Girls in a Dungeon? — Composer • | Heavy Object — Composer (other tracks by Maiko Iuchi) • 2016 — | Alderamin on the Sky — Composer • 2017 — | The Royal Tutor — Composer • | Is It Wrong to Try to Pick Up Girls in a Dungeon?: Sword Oratoria — Composer • 2018 — | Hakyū Hōshin Engi — Orchestrator • | Magical Girl Site — Composer • | Armor Shop for Ladies & Gentlemen — Composer • 2019 — | Is It Wrong to Try to Pick Up Girls in a Dungeon?: Arrow of the Orion — Composer • | Do You Love Your Mom and Her Two-Hit Multi-Target Attacks? — Composer • 2020 — | The Misfit of Demon King Academy — Composer • 2021 — | I've Been Killing Slimes for 300 Years and Maxed Out My Level — Composer • | Build Divide -#00000 (Code Black)- — Composer (other tracks by Kenta Higashioji) • Star Wars: Visions — Composer (episode: "The Duel") • 2023 — | Why Raeliana Ended Up at the Duke's Mansion — Composer • 2024 — | A Nobody's Way Up to an Exploration Hero • 2025 — | Anyway, I'm Falling in Love with You • | The Beginning After the End • | This Monster Wants to Eat Me • Star Wars: Visions — Composer (episode: "The Duel - Payback") • 2026 — | Dead Account — Composer
Game works
Game works
• Year — Title — Role(s) • 2008 — | Gran Turismo 5 Prologue — Orchestra arrangement • | White Knight Chronicles — Orchestra arrangement • 2010 — | Gran Turismo 5 — Composer • 2011 — | El Shaddai: Ascension of the Metatron — Orchestration & Chorus arrangement • | PlayStation Vita Operating System & Built-in Applications — Composer • 2012 — | Gravity Rush — Programming & Additional arrangement • 2013 — | Gran Turismo 6 — Composer • 2017 — | Gravity Rush 2 — Programming & Additional arrangement
Movie works
Movie works
• Year — Title — Role(s) • 2009 — | The Chef Of South Polar — Orchestra arrangement & Piano performance • 2013 — | Why Don't You Play in Hell? — Arrangement (other arrangements by Shūichi Sakamoto) • 2020 — |Burn the Witch — Composer
TV works
TV works
• Year — Title — Role(s) • 2001 — | Fighting Girl — Arrangement & Piano performance • 2002 — | Hatsu Taiken — Arrangement & Piano performance
Identity
Identity
Keiji Inai is recorded with the occupation composer. Recorded as composer and music arranger.
Life and career
Dated record
Life and career
The full dated record · 1 entries
1976
Keiji Inai was born on 17 March 1976.
Primary material
Documents and archives
reference work
- “Keiji Inai”, English Wikipedia, consulted as further reading
Reputable secondary · Wikipedia
authority record
- Wikidata, structured authority record Q16215835: Keiji Inai
General reference · Wikidata
Citations
References
Each reference names the institution holding it, so a reader may go to the document itself.
reference work
Secondary witnessauthority record
General reference
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 20 August 2026.
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