Mantaro Koichi
Known for: Acting
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.
Filmography
Series
AIBOU: Tokyo Detective Duo
2002
Series
The Files of the Young Kindaichi
Ken Izumaru
1995
Series
CSI: Crime Scene Talks
2011
Series
Cold Case: Door of Truth
Yasui
2016
Series
Emergency Room 24 Hours
Manabu Hibiya（日比谷 学）
1999
Series
Ryōmaden
2010
Series
Galileo
Hiroshi Kamimura
2007
Series
99.9 Criminal Lawyer
Inaba
2016
Series
Hero
Yagi
2001
Series
Bungo Japanese Literature Cinema
Muramatsu
2010
Series
Suits
Yukio Karashima
2018
Series
The Files of Young Kindaichi
Ken Izumaru
2022
Series
Hanasaki Mai Speaks Out
Takahiko Isobe
2014
Series
The Hours of My Life
Akio Sawada
2014
Series
Moribito: Guardian of the Spirit
The Cooles
2016
Film
Fukushima 50
Chairman of Japanese Nuclear Safety Commission
2020
Film
Rurouni Kenshin Part II: Kyoto Inferno
Toshiyoshi Kawaji
2014
Series
CRISIS: Special Security Squad
2017
Series
Shinigami-kun
2014
Film
Rurouni Kenshin Part III: The Legend Ends
Toshiyoshi Kawaji
2014
Series
Sherlock: Untold Stories
Takahisa Inui
2019
Series
Gourmet Detective Goro Akechi
Yasuya Dateh
2020
Series
MR.BRAIN
2009
Series
Kiss that Kills
Gunji Arai
2018
Series
Nobunaga Concerto
Yoshikage Asakura
2014
Series
The Sun Does Not Move
Miura
2020
Series
Innocence, Fight Against False Charges
Rintaro Ibusuki
2019
Series
Attention Please
Makoto Watanabe
2006
Series
White and Yellow ~My Pancake Story from Hawaii~
Sawano Kyoji [Nami's uncle]
2018
Series
Akira and Akira
2017
Series
Unmet: Diary of a Neurosurgeon
Takami Takeshi
2024
Series
Voice
Kenichi Tadokoro
2019
Series
What Do You Really Do About Love?
Jiro Okashita
2022
Series
Kurokouchi
Ushii Takeshi
2013
Series
Evil God's Balance Public Security Analysis Team
Shuzo Kunieda
2022
Series
Nozaki Shuhei - Auditor of Bank
Ryoma Kashiwagi
2018
Series
Wave, Listen to Me!
Kureko Katsumi
2023
Series
Angels with Broken Wings
Sugawara
2006
Series
Lost ID
Baba
2016
Series
Matrilineal Family
2005
Series
Two People Who Can't Fall in Love
2022
Series
Wonderful Single Life
Shuji Tanigawa
2012
Series
Steel Frame
2010
Series
Destiny-Like Love
Fujii Yoji
2016
Series
Azamijô no lullaby
2010
Series
The Inugami Family
Isokawa
2023
Film
Reincarnation
Yamanaka Producer
2005
Film
Ghost Theater
Gota Nishikino
2015
Film
Radiance
Sano
2017
Series
HUNT - Tax Investigation Officer
Shiro Kume
2010
Film
The Summit: A Chronicle Of Stones to Serenity
Kinjiro Okano
2009
Series
Godan
Koji Mashima
2015
Series
Nozaki Shuhei President of Bank
Ryoma Kashiwagi
2020
Film
A Long Goodbye
2019
Film
Perfect World
2018
Film
We're Both Grooms
Seto Takeshi
2022
Film
Karaoke Terror
2003
Series
Samurai Spirits 2: Asura Zanmaden
Galford
1999
Series
Umanohone: The Legendary Sword
2005
Film
Platonic Sex
2001
Film
My Friend "A"
President Kawashima
2018
Series
The Agent Family
Toshio Sato
2021
Film
A Samurai Chronicle
2014
Series
The Devil's Ballad
2026
Film
Tales of the Bizarre: 2017 Fall Special
2017
Film
Colors of Wind
Kitta
2018
Series
FACE - Cyber Hanzai Tokusouhan
2017
Film
Perfect Blue
2010
Film
Ekeb of Dekye
Kenzo Furuyama
2010
Film
Tokyo Refugees
Kobayakawa
2014
Film
Only the Cat Knows
Masaki
2019
Film
Osaka Love & Soul
2010
Film
Gassoh
2015
Film
Yatsuhakamura
磯川警部
2019
Film
Sniper
Satoru Kanbe
2016
Film
Error
2017
Film
The End of Summer
2013
Film
Prison Gate Island
Inspector Isokawa
2016
Film
The Hidden Blade
2004
Film
Walking My Life
Wakaizumi
2007
Film
Before a Falling Star Fades Away
奈緒子の父
2015
Film
Neck Bowed in the Rain
Jingoro Gyoda
2018
Film
Concent
Yamagishi
2002
Film
Miracle: Devil Claus' Love and Magic
Natsuki Kurita
2014
Film
The Sunday Runoff
2022
Film
For Love's Sake
2018
Film
Care Nin 2: The Flower in Your Heart
Hirofumi Kudo
2020
Film
Antenna
Shigenobu
2004
Film
The Vulture
2009
Film
Care Nin
Hirofumi Kudo
2017
Film
One Left Hand Shot
2020
Film
Piece: Fragments of a Memory
Tojiro Tsuda
2012
Film
Locomotive Teacher
2004
Film
Sixteen
Sawazaki
2007
Film
Somebody's Xylophone
2016
Film
Mellow
Furukawa Sakon
2020
Film
Till Death Do Us What?
Yamashita
2015
Film
Stake Out
Tasuku Yoshioka
2001
Film
No-Pants Girls: Movie Box-ing2
2004
Film
Death on Gokumon Island
Inspector Isokawa
2016
Film
Ichigo Chips
Sakai
2005
Film
Memory's Technique
Kazuno Tadashi
2020
Film
Ai wa mieru: Zenmô fûfu ni yadotta chiisana inochi
2010
Film
Scarecrow and Racket: Aki and Tamako’s Summer Vacation
Masaya Odagiri
2015
Film
Samurai Shodown 2
Galford
1999
Pink Subaru
Zen
2011
Film
Blossoming Into a Family
Seishiro Ishikawa
2017
Film
The Tokyo Wind Orchestra
Kazuya Tachibana
2016
The Sparkling Amber
2013
Film
What We Call Happiness
2026