Ukyo Kayayama
| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 | Suzuka | 1991.03.03 | Lola T91-50 - Cosworth | Cabin Racing Team with Heroes | |
| 2 | Autopolis | 1991.03.24 | Lola T91-50 - Cosworth | Le Garage Cox Racing Team + Mooncraft | |
| 3 | Fuji | 1991.04.14 | Lola T91-50 - Mugen | Cabin Racing Team with Impul | |
| 4 | Mine | 1991.05.12 | Lola T90-50 - Mugen | Cerumo | |
| 5 | Suzuka | 1991.05.26 | Lola T91-50 - Cosworth | Cabin Racing Team with Heroes | |
| 6 | Sugo | 1991.07.28 | Reynard 91D - Mugen | Promise Team Le Mans | |
| 7 | Fuji | 1991.08.11 | Lola T91-50 - Mugen | Cabin Racing Team with Impul | |
| 8 | Suzuka | 1991.09.29 | Reynard 91D - Mugen | Promise Team Le Mans | |
| - | Fuji | 1991.10.27 | Wyścig odwołany | ||
| 9 | Suzuka | 1991.11.17 | Reynard 91D - Mugen | Promise Team Le Mans | |
| 10 | Fuji | 1991.11.30 | Lola T91-50 - Mugen | Kawai Steel Team Nova | |
