| 2. Round | 09/04/2023 | Yonago North High School [U18] | - | Otsu High School [U18] | 2:4 | ||||
| 5. Round | 07/05/2023 | Otsu High School [U18] | - | Riseisha High School [U18] | 6:3 | ||||
| 6. Round | 13/05/2023 | Otsu High School [U18] | - | Yokohama FC [U18] | 5:3 | ||||
| 10. Round | 02/07/2023 | Sagan Tosu [U18] | - | Otsu High School [U18] | 2:4 |
Japan