People · Dossier
Active since 1995
KK
Kenji Koyama
小山健二
Director · Staff
62
Director and staff · 62 anime credits across four decades. Best known for Sound Effects on Chainsaw Man – The Movie: Reze Arc.
Derived from credit data — not curated copy
1995 – Present
32 years active
62
Staff credits
Best known for · Direction
Sound Effects
2025
Chainsaw Man – The Movie: Reze Arc
Sound Effects
Top staff positions
Sound Effects
62