Biography
Kotaro Koizumi
Acting
Kotaro Koizumi is a Japanese actor and the eldest son of the 56th Japanese Prime Minister, Junichiro Koizumi, and Kayoko Miyamoto, he is the older brother of Japanese Defense Minister Shinjirou Koizumi. In total, there are 88 recognized credits in film and television. On Cinestia you can browse Kotaro Koizumi's complete filmography — 24 films and 64 series — and find where to watch each title.
Career works
88
Movies
24
Series
64
Career average
7.0/10
Birth date
07/10/1978
Place of birth
Kanagawa, Japan
Filmography highlights
Movies
Psychotherapist Himuro Sosuke no Jikenbo 3
2026
Rude to Love
2024 · 6.5
Hare no Hi Cinderella Wedding Dress wo Nihon e! Aru Josei no Chosen
2024
Oshorin
2023
Psychotherapist Himuro Sosuke no Jikenbo 2
2023
Mokuhihan
2022
The Hound of the Baskervilles: Sherlock the Movie
2022 · 7.0
Psychotherapist Himuro Sosuke no Jikenbo 1
2022
You're Not Normal, Either!
2021 · 7.4
Family Court Investigator Akira Yamanobou 2
2017
Crime Mystery by Kosaku Asahina: Tragedy of Hanasaki Village
2016
—
Family Court Probation Officer, Akira Yamanobo
2016
—
Nameless Poison [aka Namonaki Doku]
2013
Samurai Pirates
2013
家庭教師が解く！～殺人方程式の推理ドリル～
2013 · 7.0
Series
The Royal Family
2025 · 8.7
Missing Persons Investigation Unit: The Missing Truth
2025 · 4.0
Golden SixTONES
2025 · 7.0
Worst to First: A Teen Baseball Miracle
2023 · 8.1
Black Postman
2023 · 6.0
Fixer
2023 · 8.4
Pokémon Horizons
2023 · 8.7
Stand Up Start
2023 · 7.0
The Wall of the Eye
2022 · 8.5
POP UP!
2022
Enzaihan
2021 · 8.5
Mothers in Love
2020 · 6.0
What's So Wrong with "Azatoi"?
2020 · 9.5
Byouin no Naoshikata ~Doctor Arihara no Chousen~
2020
Koizumi Kōtarō and Muro Tsuyoshi Jiyū Kimamani Futaritabi
2019