| Emperor's Cup 2023 - Appearances as Assistant | ||||
| 07/06/2023 | Montedio Yamagata | - | Sony Sendai | 1:0 |
| 12/07/2023 | Kochi United | - | Yokohama FC | 1:0 |
| Emperor's Cup 2023 - Appearances as Assistant | ||||
| 07/06/2023 | Montedio Yamagata | - | Sony Sendai | 1:0 |
| 12/07/2023 | Kochi United | - | Yokohama FC | 1:0 |
| Complete name: | Mitsuru Oya |
| Born: | 20/12/1982 |
| Place of birth: |
Japan |
| Nationality: |
Japan |