Yasumasa Koyama
Freelancer. Recognizable for his bassy and often reverbed sound effects.
| Known For | Sound |
|---|---|
| Most Rating | 0.7191 |
| Birthday | |
| Place of Birth | |
| Also Known As | 小山 恭正, |
| Known For | Sound |
|---|---|
| Most Rating | 0.7191 |
| Birthday | |
| Place of Birth | |
| Also Known As | 小山 恭正, |