Kotaro Koizumi

Full filmography

• Pokémon Horizons (2023) as Homeroom Teacher (voice)
• Gokusen (2002) as Seiichi Natsume
• Worst to First: A Teen Baseball Miracle (2023) as Niwa Shingo
• The Pride of the Temp (2007) as Kensuke Satonaka
• Yoshitsune (2005) as Taira no Sukemori
• What's So Wrong with "Azatoi"? (2020)
• Black Pean (2018) as Gonta Takashina
• Fixer (2023) as Koji Itakura
• Shitamachi Rocket (2015)
• The Good Wife (2019) as Masahiro Tada
• HUNTER - Women After Reward Money (2011) as Goro Terashima
• Akira and Akira (2017)
• Ningen Kansatsu Variety MONITORING (2012)
• Attention Please (2006) as Shuusuke Tsutsumi
• The Royal Family (2025) as Yutaro Sanno
• Missing Persons Investigation Unit: The Missing Truth (2025) as Shinpei Sasazuka
• Nameless Poison (2013) as Saburo Sugimura
• The Unbroken (2016)
• Midnight Ferris Wheel (2013) as Maa-kun / Kojima Masaomi
• Chef: Three Star School Lunch (2016) as Shogo Shinoda
• Age Harassment (2015) as Akihiko Hoshina
• Cinderella Formula (2016) as Igarashi Toru
• The Wall of the Eye (2022) as Tatsuo Hagizaki
• Stand Up Start (2023) as Taiga Mihoshi