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.
Acting credits 58 titles
New PANTY & STOCKING with GARTERBELT
as Garterbelt (voice)
Series
2025
8.6
One Piece Log: Fish-Man Island Saga
as Fisher Tiger
Series
2024–2025
9.0
Detective Conan: The Million-Dollar Pentagram
as Ginzo Nakamori (voice)
Film
2024
6.8
Gibiate
as Renjiro Hatonami (voice)
Series
2020
7.0
Altered Carbon: Resleeved
as Genzō (voice)
Film
2020
6.6
SD Gundam World: Sangoku Souketsuden
as (voice)
Series
2019–2020
7.6
Case Closed: The Fist of Blue Sapphire
as Ginzo Nakamori (voice)
Film
2019
6.2
Case Closed: The Crimson Love Letter
as Togo Kaieda (voice)
Film
2017
6.5
Tonkatsu DJ Agetarō
as Agesaku Katsumata
Series
2016
6.0
Kamen Rider #1
as Mysterious Ganma
Film
2016
7.5
Doraemon: Nobita and the Birth of Japan
as Tajikara (voice)
Film
2016
6.8
Akame ga Kill!
as Honest (voice)
Series
2014
8.2
Kingdom
as Ji Hui (voice)
Series
2012–
7.7
Fullmetal Alchemist: The Sacred Star of Milos
as Graz (voice)
Film
2011
6.8
Gokaiger Goseiger Super Sentai 199 Hero Great Battle
as Damaras (voice)
Film
2011
7.2
Nintama Rantaro the Movie: Ninjutsu Academy - All Hands on Deck!
as Tetsumaru Kinoshita (voice)
Film
2011
5.6
Kaizoku Sentai Gokaiger
as Damaras (voice)
Series
2011–2012
7.5
Panty & Stocking with Garterbelt
as Garterbelt (voice)
Series
2010
7.7
Rainbow
as Ishihara (voice)
Series
2010
7.4
Redline
as Machine Head (voice)
Film
2009
7.6
Skip Beat!
as Lory Takarada
Series
2008–2009
7.2
Vampire Knight
as Asato Ichijo
Series
2008
8.2
Strait Jacket
as Brian Meno Moderato (voice)
Series
2007–2008
6.2
Romeo × Juliet
as Laertes Montague (voice)
Series
2007
6.6
TOKYO TRIBE 2
as Iwao (voice)
Series
2006–2007
5.6
Genshiken
as Haraguchi (voice)
Series
2004–2013
7.1
Maburaho
as Miura-sensei
Series
2003–2004
5.2
Papuwa
as Harada Umako (voice)
Series
2003–2004
5.3
Bomberman Jetters
as Mujoe
Series
2002–2003
3.5
Petite Princess Yucie
as Gaga
Series
2002–2003
7.8
Magical Shopping Arcade Abenobashi
as Ms. Aki (voice)
Series
2002
6.7
Carried by the Wind: Tsukikage Ran
as Benitsubaki (voice)
Series
2000
7.0
King of the Braves GaoGaiGar FINAL
as Koutaro Taiga
Series
2000–2003
9.2
Now and Then, Here and There
Series
1999–2000
7.4
Koume-chan ga Iku!!
Series
1999
5.5
Legend of Black Heaven
as Oji Tanaka (voice)
Series
1999
5.7
A.D. Police
as José Collins (voice)
Series
1999
6.3
Legend of Himiko
as Iga
Series
1999
7.2
Kurogane Communication
as Sone
Series
1998–1999
7.7
Flint: The Time Detective
as Oda Nobunaga
Series
1998–2000
6.4
Princess Nine
as Shinsaku Kido (voice)
Series
1998
4.8
Record of Lodoss War: Chronicles of the Heroic Knight
as Groder (voice)
Series
1998
7.1
Angel Densetsu
Series
1996
6.9
Hajime Ningen Gon
Series
1996
7.5
Midori no Makibaō
as Nitronics
Series
1996–1997
4.0
M.D. Geist II: Death Force
as Lower Commander
Film
1996
4.9
Elf Princess Rane
Series
1995–1996
3.9
El-Hazard: The Wanderers
Series
1995–1996
6.4
Nurse Angel Ririka SOS
as Keto
Series
1995–1996
6.5
El-Hazard: The Magnificent World
as Masamichi Fujisawa
Series
1995–2002
5.9
Ear of the Golden Dragon
Series
1995
7.2
Soar High! Isami
as Sakigake Hanaoka (voice)
Series
1995–1996
8.0
Fushigi Yugi: The Mysterious Play
as Mitsukake (voice)
Series
1995–1996
7.5
Wedding Peach
as Tarashi
Series
1995–1996
7.1
GATCHAMAN
as Joe Asakura the Condor (G-2)
Film
1994
5.8
Gatchaman
as Joe Asakura (voice)
Series
1994–1995
8.3
Legend of the Galactic Heroes: Overture to a New War
as Pastolle
Film
1993
8.2
Jungle King Taa-chan
as Anabebe
Series
1993–1994
5.7
Nessun credito corrisponde a questo filtro.
Nessun titolo annunciato per ora.
Conosciuto per
7.7
Series
Kingdom
Ji Hui (voice)
2012–
8.2
Series
Akame ga Kill!
Honest (voice)
2014
4.8
Series
Princess Nine
Shinsaku Kido (voice)
1998
8.6
Series
New PANTY & STOCKING with GARTERBELT
Garterbelt (voice)
2025
7.5
Series
Fushigi Yugi: The Mysterious Play
Mitsukake (voice)
1995–1996
4.0
Series
Midori no Makibaō
Nitronics
1996–1997
7.7
Series
Panty & Stocking with Garterbelt
Garterbelt (voice)
2010
8.2
Series
Vampire Knight
Asato Ichijo
2008
6.7
Series
Magical Shopping Arcade Abenobashi
Ms. Aki (voice)
2002
3.5
Series
Bomberman Jetters
Mujoe
2002–2003
7.8
Series
Petite Princess Yucie
Gaga
2002–2003
7.5
Series
Kaizoku Sentai Gokaiger
Damaras (voice)
2011–2012
7.1
Series
Genshiken
Haraguchi (voice)
2004–2013
7.2
Series
Skip Beat!
Lory Takarada
2008–2009
7.0
Series
Carried by the Wind: Tsukikage Ran
Benitsubaki (voice)
2000
9.2
Series
King of the Braves GaoGaiGar FINAL
Koutaro Taiga
2000–2003
7.1
Series
Wedding Peach
Tarashi
1995–1996
9.0
Series
One Piece Log: Fish-Man Island Saga
Fisher Tiger
2024–2025
5.9
Series
El-Hazard: The Magnificent World
Masamichi Fujisawa
1995–2002
6.6
Series
Romeo × Juliet
Laertes Montague (voice)
2007
6.0
Series
Tonkatsu DJ Agetarō
Agesaku Katsumata
2016
7.4
Series
Rainbow
Ishihara (voice)
2010
7.2
Series
Legend of Himiko
Iga
1999
5.6
Film
Nintama Rantaro the Movie: Ninjutsu Academy - All Hands on Deck!
Tetsumaru Kinoshita (voice)
2011
6.4
Series
Flint: The Time Detective
Oda Nobunaga
1998–2000
7.6
Film
Redline
Machine Head (voice)
2009
7.0
Series
Gibiate
Renjiro Hatonami (voice)
2020
6.8
Film
Detective Conan: The Million-Dollar Pentagram
Ginzo Nakamori (voice)
2024
6.3
Series
A.D. Police
José Collins (voice)
1999
5.8
Film
GATCHAMAN
Joe Asakura the Condor (G-2)
1994
5.3
Series
Papuwa
Harada Umako (voice)
2003–2004
5.7
Series
Jungle King Taa-chan
Anabebe
1993–1994
7.1
Series
Record of Lodoss War: Chronicles of the Heroic Knight
Groder (voice)
1998
6.5
Film
Case Closed: The Crimson Love Letter
Togo Kaieda (voice)
2017
8.0
Series
Soar High! Isami
Sakigake Hanaoka (voice)
1995–1996
7.2
Film
Gokaiger Goseiger Super Sentai 199 Hero Great Battle
Damaras (voice)
2011
6.5
Series
Nurse Angel Ririka SOS
Keto
1995–1996
4.9
Film
M.D. Geist II: Death Force
Lower Commander
1996
5.2
Series
Maburaho
Miura-sensei
2003–2004
6.8
Film
Doraemon: Nobita and the Birth of Japan
Tajikara (voice)
2016
6.2
Series
Strait Jacket
Brian Meno Moderato (voice)
2007–2008
7.7
Series
Kurogane Communication
Sone
1998–1999
5.6
Series
TOKYO TRIBE 2
Iwao (voice)
2006–2007
6.4
Series
El-Hazard: The Wanderers
1995–1996
8.2
Film
Legend of the Galactic Heroes: Overture to a New War
Pastolle
1993
7.5
Series
Hajime Ningen Gon
1996
7.4
Series
Now and Then, Here and There
1999–2000
6.9
Series
Angel Densetsu
1996
6.8
Film
Fullmetal Alchemist: The Sacred Star of Milos
Graz (voice)
2011
5.7
Series
Legend of Black Heaven
Oji Tanaka (voice)
1999
8.3
Series
Gatchaman
Joe Asakura (voice)
1994–1995
7.6
Series
SD Gundam World: Sangoku Souketsuden
(voice)
2019–2020
7.2
Series
Ear of the Golden Dragon
1995
6.2
Film
Case Closed: The Fist of Blue Sapphire
Ginzo Nakamori (voice)
2019
7.5
Film
Kamen Rider #1
Mysterious Ganma
2016
6.6
Film
Altered Carbon: Resleeved
Genzō (voice)
2020
5.5
Series
Koume-chan ga Iku!!
1999
3.9
Series
Elf Princess Rane
1995–1996