Racing & Rally Winners Database
Racing & Rally Winners Database
| Round | Circuit | Date | Winner | Vehicle * | Entrant |
|---|---|---|---|---|---|
| 1 |  Suzuka International Racing Course | 1998.03.22 | Dallara F398 - Toyota | Petronas Team TOM'S | |
| 2 | Tsukuba | 1998.04.19 | Dallara F398 - Mugen-Honda | Toda Racing | |
| 3 | Mine | 1998.05.17 | Dallara F398 - Toyota | Petronas Team TOM'S | |
| 4 | Fuji Speedway | 1998.05.31 | Dallara F398 - Toyota | Petronas Team TOM'S | |
| 5 | Twin Ring Motegi | 1998.06.14 | Dallara F397 - Mugen-Honda | Nakajima Racing | |
| 6 | Suzuka International Racing Course | 1998.07.05 | Dallara F398 - Toyota | Petronas Team TOM'S | |
| 7 | Sportsland SUGO | 1998.08.01 | Dallara F398 - Toyota | Petronas Team TOM'S | |
| 8 | Aida | 1998.08.15 | Dallara F398 - Toyota | Petronas Team TOM'S | |
| 9 | Sendai | 1998.09.06 | Dallara F398 - Toyota | Petronas Team TOM'S | |
| 10 | Sportsland SUGO | 1998.10.25 | Dallara F398 - Toyota | Petronas Team TOM'S |
