Katsuya Koiso
- Acting
Known for
Filmography
- My Sweet Grappa Remedies
- Seven Weeks · Yasushi Nakanishi
- Urban Spirit Legend: Yuko
- The Motive
- The Nagaharu Yodogawa Story: A Cineaste's Life in Kobe
- One Summer's Day · Octopus boy
- A Scene at the Sea · Soccer Boy
- Takeshi-kun, Hai! · Takeshi Nishino