| J1 League 2003 1st stage - Appearances as Assistant | ||||
| 25/04/2003 | Vegalta Sendai | - | Gamba Osaka | 0:2 |
| 09/05/2003 | Tokyo Verdy | - | Shimizu S-Pulse | 1:2 |
| 04/07/2003 | Shimizu S-Pulse | - | Yokohama F. Marinos | 0:1 |
| J1 League 2003 1st stage - Appearances as Assistant | ||||
| 25/04/2003 | Vegalta Sendai | - | Gamba Osaka | 0:2 |
| 09/05/2003 | Tokyo Verdy | - | Shimizu S-Pulse | 1:2 |
| 04/07/2003 | Shimizu S-Pulse | - | Yokohama F. Marinos | 0:1 |
| Complete name: | Toshimitsu Yasumoto |
| Born: | 25/04/1965 |
| Place of birth: |
Japan |
| Residence: | Saitama |
| Nationality: |
Japan |