| 1. Spieltag | 02.04.2023 | Higashi Fukuoka High School [U18] | - | Riseisha High School [U18] | 4:1 |  |
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| 2. Spieltag | 08.04.2023 | Riseisha High School [U18] | - | Sanfrecce Hiroshima [U18] | 0:1 | ||||
| 3. Spieltag | 16.04.2023 | Sagan Tosu [U18] | - | Riseisha High School [U18] | 1:2 | ||||
| 4. Spieltag | 22.04.2023 | Riseisha High School [U18] | - | Júbilo Iwata [U18] | 4:3 | ||||
| 5. Spieltag | 07.05.2023 | Otsu High School [U18] | - | Riseisha High School [U18] | 6:3 |  |
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| 8. Spieltag | 17.06.2023 | Riseisha High School [U18] | - | Nagoya Grampus [U18] | 1:2 | |
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| 11. Spieltag | 08.07.2023 | Riseisha High School [U18] | - | Yokohama FC [U18] | 2:3 | ||||
| 17. Spieltag | 08.10.2023 | Yonago North High School [U18] | - | Riseisha High School [U18] | 3:0 |
Japan