Kotaro Koizumi
Biography unavailable on TMDB.
Photos
Movies (24)
Psychotherapist Himuro Sosuke no Jikenbo 3
2026
Rude to Love
2024
Hare no Hi Cinderella Wedding Dress wo Nihon e! Aru Josei no Chosen
2024 · Yuki Yoshito
Oshorin
2023
Psychotherapist Himuro Sosuke no Jikenbo 2
2023
Mokuhihan
2022
The Hound of the Baskervilles: Sherlock the Movie
2022 · Haruto Sutei
Psychotherapist Himuro Sosuke no Jikenbo 1
2022
You're Not Normal, Either!
2021 · Isao Miyamoto
Family Court Investigator Akira Yamanobou 2
2017 · Akira Yamanobo
Crime Mystery by Kosaku Asahina: Tragedy of Hanasaki Village
2016 · Kosaku Asahina
Family Court Probation Officer, Akira Yamanobo
2016 · Akira Yamanobo
Nameless Poison [aka Namonaki Doku]
2013 · Saburo Sugimura
Samurai Pirates
2013
家庭教師が解く！～殺人方程式の推理ドリル～
2013
One in a hundred thousand
2012 · Tsukamoto
Bayside Shakedown THE FINAL: The New Hope
2012 · Shigeru Koike
Dr. Hisayoshi Suma
2010 · 秋山浩平
Bayside Shakedown 3: Set the Guys Loose
2010 · Shigeru Koike
Ano Hi Bokura no Inochi wa Toiretto Pepa yori mo Karukatta
2008 · Kenichi Asakura
Seicho Matsumoto Drama Special: Wave Tower
2006 · Onogi Takao
Kamen Rider Hibiki The Movie: Hibiki & The Seven War Oni
2005 · Takeshi
Negotiator: Mashita Masayoshi
2005 · Koike
Bayside Shakedown 2
2003 · Shigeru Koike
TV shows (68)
Hakone Ekiden: Our Story
2026 · Tomoya Sone
The Royal Family
2025 · Yutaro Sanno
小泉孝太郎の地元フルコース
2025 · Self
Missing Persons Investigation Unit: The Missing Truth
2025 · Shinpei Sasazuka
Golden SixTONES
2025 · Self
Super Children's Day ~ To you who live until Year 2100 ~
2024 · Creator
Worst to First: A Teen Baseball Miracle
2023 · Niwa Shingo
Black Postman
2023 · Shin Mizuno
Fixer
2023 · Koji Itakura
Pokémon Horizons
2023 · Homeroom Teacher (voice)
Stand Up Start
2023 · Taiga Mihoshi
The Wall of the Eye
2022 · Tatsuo Hagizaki
POP UP!
2022 · Monday
Enzaihan
2021 · Ryosuke Koyama
Mothers in Love
2020 · Saiki Takumi
What's So Wrong with "Azatoi"?
2020
Byouin no Naoshikata ~Doctor Arihara no Chousen~
2020
Koizumi Kōtarō and Muro Tsuyoshi Jiyū Kimamani Futaritabi
2019
비밀관계 ~선생님은 동거인~
2019
The Good Wife
2019 · Masahiro Tada
The Real Culprit
2018
Black Pean
2018 · Gonta Takashina
Wagaya no Mondai
2018 · [Husband]
Akira and Akira
2017 · Shoji Andō
Chef: Three Star School Lunch
2016 · Shogo Shinoda
Cinderella Formula
2016 · Igarashi Toru
The Blind Teacher
2016
The Unbroken
2016
Keishicho Zero Gakari
2016 · Kobayakawa Fuyuhi
Shitamachi Rocket
2015
Shi no Zōki
2015 · Kyota Numazaki
Age Harassment
2015 · Akihiko Hoshina
Petero no Soretsu
2014 · Saburo Sugimura
Funeral Parade of St.Peter
2014
Owakon TV
2014 · Keisuke Mihashi
Platonic
2014 · Kazuhisa Mochizuki
Keiji Yoshinaga Seiichi Namida no Jikenbo
2013
Nameless Poison
2013 · Saburo Sugimura
魔性の群像 刑事・森崎慎平
2013
Midnight Ferris Wheel
2013 · Maa-kun / Kojima Masaomi
Otasukeya Jinpachi
2013 · Iguchi Tatsuya
Ningen Kansatsu Variety MONITORING
2012
小京都連続殺人事件
2012
Princess of the Frog
2012 · Tetsuro Isaka
Will The Luxury Of Love Ever Fall My Way?
2012 · Iida Takeshi
松本清張サスペンス (テレビ東京)
2011
HUNTER - Women After Reward Money
2011 · Goro Terashima
Secret Relationship: The teacher is my housemate
2011 · Kobayashi Naoki
悪党～重犯罪捜査班
2011 · Keiichiro Satonaka（里中 啓一郎）
Goodbye Alma
2010 · Sgt Seiji Ogata
Gakeppuchi no Eri - Kono yo de ichiban daiji na 'Kane' no hanashi
2010 · Masamune Hiraizumi
Love Call Center
2009 · Tokura Wataru
Bad Dad
2007 · 丸山洋介
Hanayome to Papa
2007
The Pride of the Temp
2007 · Kensuke Satonaka
松本清張ドラマスペシャル 波の塔(2006年版)
2006
Time of Distrust ~ Women's Wars
2006 · Kei Kondo
Attention Please
2006 · Shuusuke Tsutsumi
Gachi Baka!
2006 · Genki Watanabe
Slow Dance
2005 · Yuta Yajima
Yoshitsune
2005 · Taira no Sukemori
Objection!
2004
異議あり！女弁護士大岡法江
2004
You are my only Madonna
2003 · Takashi Nakano
狂った果実2002
2002
Gokusen
2002 · Seiichi Natsume
Nurseman
2002
Home & Away
2001