| 2. Round | 08/04/2023 | Riseisha High School [U18] | - | Sanfrecce Hiroshima [U18] | 0:1 |  |
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| 3. Round | 16/04/2023 | Sagan Tosu [U18] | - | Riseisha High School [U18] | 1:2 | ||||
| 5. Round | 07/05/2023 | Otsu High School [U18] | - | Riseisha High School [U18] | 6:3 | ||||
| 7. Round | 20/05/2023 | Riseisha High School [U18] | - | Yonago North High School [U18] | 2:1 | ||||
| 8. Round | 17/06/2023 | Riseisha High School [U18] | - | Nagoya Grampus [U18] | 1:2 | |
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| 9. Round | 24/06/2023 | Riseisha High School [U18] | - | Shizuoka Gakuen [U18] | 0:3 | ||||
| 11. Round | 08/07/2023 | Riseisha High School [U18] | - | Yokohama FC [U18] | 2:3 | ||||
| 13. Round | 10/09/2023 | Sanfrecce Hiroshima [U18] | - | Riseisha High School [U18] | 3:0 | ||||
| 14. Round | 17/09/2023 | Júbilo Iwata [U18] | - | Riseisha High School [U18] | 2:1 | ||||
| 16. Round | 30/09/2023 | Riseisha High School [U18] | - | Otsu High School [U18] | 0:6 | ||||
| 17. Round | 08/10/2023 | Yonago North High School [U18] | - | Riseisha High School [U18] | 3:0 | ||||
| 18. Round | 15/10/2023 | Nagoya Grampus [U18] | - | Riseisha High School [U18] | 2:2 | ||||
| 22. Round | 03/12/2023 | Yokohama FC [U18] | - | Riseisha High School [U18] | 0:0 |
Japan