People · Dossier
Active since 2004
Yasumasa Koyama
小山恭正
Director · Staff
167
Director and staff · 167 anime credits across three decades. Best known for Sound Effects on 86 Eighty-Six Part 2.
Derived from credit data — not curated copy
2004 – Present
23 years active
167
Staff credits
Best known for · Direction
Sound Effects
2021
86 Eighty-Six Part 2
Sound Effects
Top staff positions
Sound Effects
163
Special Effects
4