| J1 League 1999 1st stage - Appearances as Assistant | ||||
| 23/04/1999 | Sanfrecce Hiroshima | - | Vissel Kobe | 2:5 |
| 21/05/1999 | Cerezo Osaka | - | JEF United Ichihara | 2:0 |
| J1 League 1999 1st stage - Appearances as Assistant | ||||
| 23/04/1999 | Sanfrecce Hiroshima | - | Vissel Kobe | 2:5 |
| 21/05/1999 | Cerezo Osaka | - | JEF United Ichihara | 2:0 |
| Complete name: | Yasuhiko Yamazaki |
| Born: | 24/06/1964 |
| Place of birth: |
Japan |
| Nationality: |
Japan |