Tsuyoshi Koyama | |
|---|---|
| Born | October 4, 1967 Aichi Prefecture, Japan |
| Occupation | Voice actor |
| Years active | 1991–present |
| Agent | Across Entertainment |
| Spouse | |
Tsuyoshi Koyama (小山 剛志, Koyama Tsuyoshi, born October 4, 1967) is a Japanese voice actor. He is attached to Across Entertainment.