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Biography
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.
Filmography18 titles

Galileo
2007as Hiroshi Kamimura
2007as Hiroshi Kamimura

Colors of Wind
2018as Kitta
2018as Kitta

The Hours of My Life
as Akio Sawada
as Akio Sawada

Rurouni Kenshin: The Legend Ends
2014as Toshiyoshi Kawaji
2014as Toshiyoshi Kawaji

Wave, Listen to Me!
as Kureko Katsumi
as Kureko Katsumi

Moribito: Guardian of the Spirit
as The Cooles
as The Cooles

Rurouni Kenshin Part II: Kyoto Inferno
2014as Toshiyoshi Kawaji
2014as Toshiyoshi Kawaji

AIBOU: Tokyo Detective Duo

Nobunaga Concerto
as Yoshikage Asakura
as Yoshikage Asakura

The Hidden Blade
2004
2004

Innocence, Fight Against False Charges
as Rintaro Ibusuki
as Rintaro Ibusuki

99.9: Criminal Lawyer
2016as Inaba
2016as Inaba

The Files of Young Kindaichi
as Ken Izumaru
as Ken Izumaru

Fukushima 50
2020as Chairman of Japanese Nuclear Safety Commission
2020as Chairman of Japanese Nuclear Safety Commission

Radiance
2017as Sano
2017as Sano

Ghost Theater
2015as Gota Nishikino
2015as Gota Nishikino

Reincarnation
2005as Yamanaka Producer
2005as Yamanaka Producer

Lost ID
as Baba
as Baba