| Event Date Series | Remarks | |||
 |
||||
| 1998/4/5 Motegi Champion Cup Round 1 | 4 wheels | |
||
|
||||
|
||||
|
FJ1600 | Qualifying | Final | |
|
|
||||
| S-CIVIC | Qualifying | Final | |||
|
||||
| 1998/5/3 Motegi Champion Cup Round 2 | 4 wheels | |
||
|
||||
|
||||
| FJ1600 | Qualifying | Final | |
|
|
|
||||
| CIVIC | Qualifying | Final | |
||
|
||||
| 1998/6/7 Motegi Champion Cup Round 3 | 4 wheels | |
||
|
||||
|
||||
| FJ1600 | Qualifying | Final | |
|
|
|
||||
| F4 | Qualifying | Final | |
||
|
||||
| Ferrari | Qualifying | Final | |
|
|
|
||||
| S-CIVIC | Qualifying | Final | |
||
|
||||
| 1998/7/19 Motegi Champion Cup Round 4 | 4 wheels | |
||
|
||||
|
||||
| SUPER KART | Qualifying | Final | |
|
|
|
||||
| FJ1600 | Qualifying | Final | |
||
|
||||
| Ferrari F355 | Qualifying | Final | |
|
|
|
||||
| S-CIVIC | Qualifying | Final | |
||
|
||||
| 1998/8/16 Motegi Champion Cup Round. 5 | 4 wheels | |
||
|
||||
|
||||
| FJ1600 | Qualifying | Final | |
|
|
|
||||
| S-CIVIC | Qualifying | Final | |
||
|
||||
| 1998/10/10-11 Motegi Champion Cup Round 6 | 4 wheels | |
||
|
||||
|
||||
| FJ1600 | Qualifying | Final | |
|
|
|
||||
| CIVIC East Japan | Qualifying | Final | |
||
|
||||
| F4 | Qualifying | Final | |
|
|
|
||||
| S-CIVIC | Qualifying | Final | |
||
|
||||
| SUPER KART | Qualifying | Final | |
|
|
|
||||
