Osaka, Japan
Mantarō Koichi (小市 慢太郎 , Koichi Mantarō), born on February 15, 1969 in Osaka, is a Japanese actor. He occasionally does voice work for anime and TV dramas. He's affiliated with Gekidan M.O.P., an agency that mostly assigns work for live action movies and TV series. His bloodtype is B.
2002
as Ken Izumaru
1995
2011
as Manabu Hibiya（日比谷 学）
1999
as Inaba
2016
as Yagi
2001
2010
as Hiroshi Kamimura
2007
as Takahiko Isobe
2014
as Yukio Karashima
2018
as Ken Izumaru
2022
as Yoshikage Asakura
2014
as Kazuno Tadashi
2020
as Seto Takeshi
2022
2022
as Kazuno Tadashi
2020
as Hirofumi Kudo
2020
2020
as Chairman of Japanese Nuclear Safety Commission
2020
as Furukawa Sakon
2020
as 磯川警部
2019
as Masaki
2019
2019
2018
2018
as Jingoro Gyoda
2018
as President Kawashima
2018
as Kitta
2018
2017
as Hirofumi Kudo
2017
as Sano
2017
2017
as Seishiro Ishikawa
2017
as Inspector Isokawa
2016
as Inspector Isokawa
2016
as Kazuya Tachibana
2016
as Satoru Kanbe
2016
1 ep.
1 episodes
as Ken Izumaru
2 episodes
1 episodes
as Manabu Hibiya（日比谷 学）
12 episodes
as Inaba
2 episodes
as Yagi
1 episodes
48 episodes
as Hiroshi Kamimura
1 episodes
as Takahiko Isobe
1 episodes
as Yukio Karashima
1 episodes
as Ken Izumaru
2 episodes
as Yoshikage Asakura
2 episodes
as The Cooles
9 episodes
as Makoto Watanabe
11 episodes
1 episodes
1 episodes
as Yasuya Dateh
1 episodes
as Gunji Arai
10 episodes
as Rintaro Ibusuki
10 episodes
2 episodes
as Sugawara
1 episodes
as Takahisa Inui
1 episodes
as Kenichi Tadokoro
10 episodes
as Miura
6 episodes