| J1 League 2000 1st stage - Appearances as Assistant | ||||
| 10/03/2000 | Kashima Antlers | - | Nagoya Grampus Eight | 1:0 |
| 16/05/2000 | JEF United Ichihara | - | FC Tokyo | 1:3 |
| J1 League 2000 1st stage - Appearances as Assistant | ||||
| 10/03/2000 | Kashima Antlers | - | Nagoya Grampus Eight | 1:0 |
| 16/05/2000 | JEF United Ichihara | - | FC Tokyo | 1:3 |
| Complete name: | Takao Onshi |
| Born: | 28/07/1965 |
| Place of birth: |
Japan |
| Nationality: |
Japan |