| League Cup 2023 - Appearances as Referee |  |
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| 24/05/2023 | Shimizu S-Pulse | - | Shonan Bellmare | 3:2 | 6 | - | - |
| 24/05/2023 | Urawa Red Diamonds | - | Kawasaki Frontale | 2:1 | 2 | - | - |
| 18/06/2023 | Yokohama F. Marinos | - | Sagan Tosu | 6:1 | 2 | 1 | - |
| League Cup 2023 - Appearances as Referee | |
|
|
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| 24/05/2023 | Shimizu S-Pulse | - | Shonan Bellmare | 3:2 | 6 | - | - |
| 24/05/2023 | Urawa Red Diamonds | - | Kawasaki Frontale | 2:1 | 2 | - | - |
| 18/06/2023 | Yokohama F. Marinos | - | Sagan Tosu | 6:1 | 2 | 1 | - |
| Complete name: | Koji Takasaki |
| Born: | 25/10/1992 |
| Place of birth: |
Japan |
| Nationality: |
Japan |