Yasumasa Koyama (小山恭正 Koyama Yasumasa) is a Japanese sound effects editor/designer who formerly worked at Sound Garden. He currently works at SOUNDS GOOD.
Koyama is well known for his sound design on the JoJo's Bizarre Adventure anime series by David Production.
Sound Effect Libraries he uses
Legend: BOLD indicates main library usage
- Animation Collection (Dog Howls 2 Dog Howls AC047301 & 401 only)
- Background Trax
- Cartoon Trax Volume 1
- The Edge Edition Volume 1
- Explosions For The 21st Century Patricio Libenson’s Signature
- The General Series 6000 Sound Effects Library
- Hanna-Barbera Sound Effects Library
- The Premiere Edition Volume 1
- The Premiere Edition Volume 2
- Powersurge 2 Sound Effects Library
- Series 1000 Sound Effects Library
- Series 2000 Sound Effects Library
- Series 4000 Hollywood Sound Effects Library
- Series 5000 Wheels Sound Effects Library
- Series 9000 Open & Close Sound Effects Library
- Sound Designer Toolkit 1
- Turner Entertainment Co. Sound Effects Library
- Warner Bros. Sound Effects Library