| J1 League 2003 1st stage - Appearances as Assistant | ||||
| 04/04/2003 | Yokohama F. Marinos | - | Vegalta Sendai | 1:1 |
| 23/05/2003 | Oita Trinita | - | Kashiwa Reysol | 0:0 |
| 18/07/2003 | Cerezo Osaka | - | Yokohama F. Marinos | 1:4 |
| 01/08/2003 | JEF United Ichihara | - | Urawa Red Diamonds | 1:2 |
Japan