| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  Suzuka | 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 | 1998.05.31 | Dallara F398 - Toyota | Petronas Team TOM'S | |
| 5 | Motegi | 1998.06.14 | Dallara F397 - Mugen-Honda | Nakajima Racing | |
| 6 | Suzuka | 1998.07.05 | Dallara F398 - Toyota | Petronas Team TOM'S | |
| 7 | 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 | Sugo | 1998.10.25 | Dallara F398 - Toyota | Petronas Team TOM'S |
