Kotaro Koizumi

AKA: Kôtarô Koizumi
Birthday: 1978-07-10
Birthplace: Kanagawa, Japan
Home Page: http://izawaoffice.jp/artist/koizumi.php

氷室想介の事件簿～超高層ビル密室殺人の謎～

Bayside Shakedown 3: Set the Guys Loose

Character: Shigeru Koike

Bayside Shakedown 2

Character: Shigeru Koike

Bayside Shakedown the Final: The New Hope

Character: Shigeru Koike

The Hound of the Baskervilles: Sherlock the Movie

Character: Haruto Sutei

氷室想介の事件簿２～ベストセラー⼩説に隠された殺⼈事件の謎～

Ano Hi Bokura no Inochi wa Toiretto Pepa yori mo Karukatta

Character: Kenichi Asakura

Seicho Matsumoto Drama Special: Wave Tower

Character: Onogi Takao

Negotiator

Character: Koike

Oshorin

Mokuhihan

Hare no Hi Cinderella Wedding Dress wo Nihon e! Aru Josei no Chosen

Character: Yuki Yoshito

Dr. Hisayoshi Suma

Character: 秋山浩平

Rude to Love

Crime Mystery by Kosaku Asahina: Tragedy of Hanasaki Village

Character: Kosaku Asahina

Family Court Probation Officer, Akira Yamanobo

Character: Akira Yamanobo

Kamen Rider Hibiki The Movie: Hibiki & The Seven War Oni

Character: Takeshi

Family Court Investigator Akira Yamanobou 2

Character: Akira Yamanobo

Nameless Poison [aka Namonaki Doku]

Character: Saburo Sugimura

One in a hundred thousand

Character: Tsukamoto

You're Not Normal, Either!

Character: Isao Miyamoto

Samurai Pirates

家庭教師が解く！～殺人方程式の推理ドリル～