Round | Circuit | Date | Winner | Vehicle * | Entrant |
---|---|---|---|---|---|
1 | ![]() | 1998.03.22 | Dallara F398 - Toyota | ![]() | |
2 | ![]() | 1998.04.19 | Dallara F398 - Mugen-Honda | ![]() | |
3 | ![]() | 1998.05.17 | Dallara F398 - Toyota | ![]() | |
4 | ![]() | 1998.05.31 | Dallara F398 - Toyota | ![]() | |
5 | ![]() | 1998.06.14 | Dallara F397 - Mugen-Honda | ![]() | |
6 | ![]() | 1998.07.05 | Dallara F398 - Toyota | ![]() | |
7 | ![]() | 1998.08.01 | Dallara F398 - Toyota | ![]() | |
8 | ![]() | 1998.08.15 | Dallara F398 - Toyota | ![]() | |
9 | ![]() | 1998.09.06 | Dallara F398 - Toyota | ![]() | |
10 | ![]() | 1998.10.25 | Dallara F398 - Toyota | ![]() |