Cast & crew
IPPON GRAND PRIX (2009)
Cast
| Hitoshi Matsumoto | Chairman |
| Kenichi Endo | Narration |
| Shin'ichirō Matsumoto | Question |
| Hitoshi Matsumoto | Chairman |
| Shin'ichirō Matsumoto | Question |
| Kenichi Endo | Narration |
Crew
| Yūichi Nakajima | Producer |
IPPON GRAND PRIX (2009)
| Hitoshi Matsumoto | Chairman |
| Kenichi Endo | Narration |
| Shin'ichirō Matsumoto | Question |
| Hitoshi Matsumoto | Chairman |
| Shin'ichirō Matsumoto | Question |
| Kenichi Endo | Narration |
| Yūichi Nakajima | Producer |