InícioPessoas Biografia e filmografiaKouichirou Ohyama Biografia indisponível no TMDB. Filmes (3)Séries (6) Filmes (3) Return the Gift2026 · Director 361 - White and Black2026 · Director His Bad Blood2019 · Screenplay, Director Séries (6) Popular Serizawa Acts Weird Around Me2026 · Director Mercator Knight2026 · Director Is a Family Like This Worth Keeping?2024 · Director Idol Disqualification2024 · Director, Screenplay Around 1/42023 · Director Seven Detectives2015 · Assistant Director