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Actor
Kotaro Koizumi
- Born July 10, 1978 in Kanagawa, Japan
Known for
Pokémon Horizons2023
Gokusen2002
You're Not Normal, Either!2021
Bayside Shakedown 22003
Bayside Shakedown THE FINAL: The New Hope2012
Shitamachi Rocket2015
Black Pean2018
Bayside Shakedown 3: Set the Guys Loose2010
Filmography
- 2026Hakone Ekiden: Our StorySeriesTomoya Sone
- 2026Psychotherapist Himuro Sosuke no Jikenbo 3Film
- 2025The Royal FamilySeriesYutaro Sanno
- 2025Missing Persons Investigation Unit: The Missing TruthSeriesShinpei Sasazuka
- 2025Golden SixTONESSeriesSelf
- 2025小泉孝太郎の地元フルコースSeriesSelf
- 2024Rude to LoveFilm
- 2024Hare no Hi Cinderella Wedding Dress wo Nihon e! Aru Josei no ChosenFilmYuki Yoshito
- 2024Super Children's Day ~ To you who live until Year 2100 ~SeriesCreator
- 2023Pokémon HorizonsSeriesHomeroom Teacher (voice)
- 2023Worst to First: A Teen Baseball MiracleSeriesNiwa Shingo
- 2023FixerSeriesKoji Itakura
- 2023Black PostmanSeriesShin Mizuno
- 2023Stand Up StartSeriesTaiga Mihoshi
- 2023Psychotherapist Himuro Sosuke no Jikenbo 2Film
- 2023OshorinFilm
- 2022The Hound of the Baskervilles: Sherlock the MovieFilmHaruto Sutei
- 2022The Wall of the EyeSeriesTatsuo Hagizaki
- 2022Psychotherapist Himuro Sosuke no Jikenbo 1Film
- 2022MokuhihanFilm
- 2022POP UP!SeriesMonday
- 2021You're Not Normal, Either!FilmIsao Miyamoto
- 2021EnzaihanSeriesRyosuke Koyama
- 2020Mothers in LoveSeriesSaiki Takumi
- 2020What's So Wrong with "Azatoi"?Series
- 2020Byouin no Naoshikata ~Doctor Arihara no Chousen~Series
- 2019The Good WifeSeriesMasahiro Tada
- 2019비밀관계 ~선생님은 동거인~Series
- 2019Koizumi Kōtarō and Muro Tsuyoshi Jiyū Kimamani FutaritabiSeries
- 2018Black PeanSeriesGonta Takashina
- 2018The Real CulpritSeries
- 2018Wagaya no MondaiSeries[Husband]
- 2017Akira and AkiraSeriesShoji Andō
- 2017Family Court Investigator Akira Yamanobou 2FilmAkira Yamanobo
- 2016Chef: Three Star School LunchSeriesShogo Shinoda
- 2016The UnbrokenSeries
- 2016Keishicho Zero GakariSeriesKobayakawa Fuyuhi
- 2016Cinderella FormulaSeriesIgarashi Toru
- 2016Crime Mystery by Kosaku Asahina: Tragedy of Hanasaki VillageFilmKosaku Asahina
- 2016Family Court Probation Officer, Akira YamanoboFilmAkira Yamanobo
- 2016The Blind TeacherSeries
- 2015Shitamachi RocketSeries
- 2015Shi no ZōkiSeriesKyota Numazaki
- 2015Age HarassmentSeriesAkihiko Hoshina
- 2014PlatonicSeriesKazuhisa Mochizuki
- 2014Petero no SoretsuSeriesSaburo Sugimura
- 2014Owakon TVSeriesKeisuke Mihashi
- 2014Funeral Parade of St.PeterSeries
- 2013Midnight Ferris WheelSeriesMaa-kun / Kojima Masaomi
- 2013Nameless PoisonSeriesSaburo Sugimura
- 2013Keiji Yoshinaga Seiichi Namida no JikenboSeries
- 2013家庭教師が解く！～殺人方程式の推理ドリル～Film
- 2013Otasukeya JinpachiSeriesIguchi Tatsuya
- 2013Nameless Poison [aka Namonaki Doku]FilmSaburo Sugimura
- 2013Samurai PiratesFilm
- 2013魔性の群像 刑事・森崎慎平Series
- 2012Bayside Shakedown THE FINAL: The New HopeFilmShigeru Koike
- 2012One in a hundred thousandFilmTsukamoto
- 2012Will The Luxury Of Love Ever Fall My Way?SeriesIida Takeshi
- 2012Princess of the FrogSeriesTetsuro Isaka
- 2012Ningen Kansatsu Variety MONITORINGSeries
- 2012小京都連続殺人事件Series
- 2011Secret Relationship: The teacher is my housemateSeriesKobayashi Naoki
- 2011HUNTER - Women After Reward MoneySeriesGoro Terashima
- 2011松本清張サスペンス (テレビ東京)Series
- 2011悪党～重犯罪捜査班SeriesKeiichiro Satonaka（里中 啓一郎）
- 2010Bayside Shakedown 3: Set the Guys LooseFilmShigeru Koike
- 2010Dr. Hisayoshi SumaFilm秋山浩平
- 2010Goodbye AlmaSeriesSgt Seiji Ogata
- 2010Gakeppuchi no Eri - Kono yo de ichiban daiji na 'Kane' no hanashiSeriesMasamune Hiraizumi
- 2009Love Call CenterSeriesTokura Wataru
- 2008Ano Hi Bokura no Inochi wa Toiretto Pepa yori mo KarukattaFilmKenichi Asakura
- 2007The Pride of the TempSeriesKensuke Satonaka
- 2007Hanayome to PapaSeries
- 2007Bad DadSeries丸山洋介
- 2006Attention PleaseSeriesShuusuke Tsutsumi
- 2006Gachi Baka!SeriesGenki Watanabe
- 2006Seicho Matsumoto Drama Special: Wave TowerFilmOnogi Takao
- 2006Time of Distrust ~ Women's WarsSeriesKei Kondo
- 2006松本清張ドラマスペシャル 波の塔(2006年版)Series