| name | Hirokazu Yasuhara |
| file | Fatal Labyrinth MCD credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | Advanced Daisenryaku MD credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | Sonic the Hedgehog MD credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | Sonic the Hedgehog 2 MD credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | SonicSpinball MD US manual.pdf |
| filepage | 21 |
| name | Hirokazu Yasuhara |
| file | Pyramid Magic MCD credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | Sonic the Hedgehog 3 MD credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | Sonic & Knuckles MD credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | Sonic 3D Blast MD credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | Sonic R Saturn credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | Sonic 3D Blast Saturn credits.pdf |
| filepage | |
| name | Hirokazu Yasuhara |
| file | FloiganBrosDCUSManual.pdf |
| filepage | 25 |
| name | Hirokazu Yasuhara |
| file | SonicGenesis GBA US manual.pdf |
| filepage | 18 |
| name | Hirokazu Yasuhara |
| file | SegaTunesComixZone Album JP Box Back.jpg |
| filepage | |
| name | Hirokazu Yasuhara |
| file | VirtualSonic CD US back.jpg |
| filepage | |