Koji Ishii

Known for

Acting

Born

July 1, 1960 (age 66)

Birthplace

Minoshima, Arida, Wakayama, Japan

Biography

Koji Ishii (石井康嗣, born 石井浩司, both read as Ishii Kōji, July 1, 1960) is a Japanese voice actor (seiyuu) from the Arida City, Wakayama Prefecture, Japan. He was formerly affiliated with Ken Production, Beniya 25 Ji, and Vi-Vo. He is freelance and is in a business partnership with AMBERnote since April 1, 2022.

Best known work

Attack on Titan

2013

My Hero Academia

2016

Bleach

2004

Cowboy Bebop

1998

Record of Ragnarok

2021

Akame ga Kill!

2014

Monster

2004

Redline

2009

Golden Boy

1995

TRIGUN

1998

Filmography

2025
New PANTY & STOCKING with GARTERBELTTV
as Garterbelt (voice) (30 episodes)
2025
The Summer Hikaru DiedTV
as Hajime Takeda (voice) (7 episodes)
2025
U Takes TerraTV
as Cannot (voice) (1 episode)
2024
One Piece Log: Fish-Man Island SagaTV
as Fisher Tiger (21 episodes)
2024
Detective Conan: The Million-Dollar Pentagram
as Ginzo Nakamori (voice), as Inspector Ginzo Nakamori (voice)
2024
The FableTV
as Hiroshi Hamada (voice) (6 episodes)
2023
Campfire Cooking in Another World with My Absurd SkillTV
as Edgar (voice) (1 episode)
2021
Record of RagnarokTV
as Narrator (voice) (9 episodes), as Zhang Fei (voice) (1 episode)
2021
Super CubTV
as Mountain Lodge Owner (voice) (1 episode)
2020
I'm Standing on a Million LivesTV
as Merchant (voice) (1 episode)
2020
GibiateTV
as Renjiro Hatonami (voice) (12 episodes)
2020
Altered Carbon: Resleeved
as Genzō (voice)
2019
Kamen Rider Reiwa: The First Generation
as Another 1 (voice)
2019
SD Gundam World: Sangoku SouketsudenTV
as (voice) (10 episodes)
2019
Case Closed: The Fist of Blue Sapphire
as Ginzo Nakamori (voice)
2017
Case Closed: The Crimson Love Letter
as Togo Kaieda (voice)
2016
91 DaysTV
as Scusa (voice) (1 episode)
2016
Tonkatsu DJ AgetarōTV
as Agesaku Katsumata (12 episodes)
2016
My Hero AcademiaTV
as Snatch (voice) (uncredited) (1 episode), as Snatch (voice) (1 episode)
2016
Kamen Rider #1
as Mysterious Ganma
2016
Doraemon: Nobita and the Birth of Japan
as Tajikara (voice)
2015
The Empire of Corpses
as Ulysses Grant (voice)
2014
Akame ga Kill!TV
as Honest (voice) (24 episodes)
2013
Attack on TitanTV
as Annie's Father (voice) (3 episodes)
2013
Problem Children Are Coming from Another World, Aren't They?TV
as Griffon (voice) (1 episode)