| J1 League 1998 1st stage - Appearances as Assistant | ||||
| 20/03/1998 | Urawa Red Diamonds | - | JEF United Ichihara | 3:2 |
| 27/03/1998 | Kashima Antlers | - | Shimizu S-Pulse | 3:2 |
| 10/04/1998 | Yokohama F. Marinos | - | Consadole Sapporo | 4:0 |
| 14/04/1998 | Yokohama Flügels | - | Verdy Kawasaki | 0:3 |
| 24/04/1998 | Shimizu S-Pulse | - | Nagoya Grampus Eight | 3:1 |
| 04/05/1998 | JEF United Ichihara | - | Avispa Fukuoka | 4:2 |
| 24/07/1998 | Bellmare Hiratsuka | - | Yokohama F. Marinos | 1:4 |
| 31/07/1998 | Yokohama Flügels | - | Kashima Antlers | 3:2 |
Japan