| 1. Journée | 01.04.2023 | Yokohama FC [U18] | - | Vissel Kobe [U18] | 1:1 | ||||
| 2. Journée | 09.04.2023 | Shizuoka Gakuen [U18] | - | Yokohama FC [U18] | 3:1 |  |
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| 3. Journée | 16.04.2023 | Higashi Fukuoka High School [U18] | - | Yokohama FC [U18] | 0:1 | ||||
| 4. Journée | 23.04.2023 | Yokohama FC [U18] | - | Sanfrecce Hiroshima [U18] | 1:1 | ||||
| 5. Journée | 07.05.2023 | Sagan Tosu [U18] | - | Yokohama FC [U18] | 2:0 | ||||
| 6. Journée | 13.05.2023 | Otsu High School [U18] | - | Yokohama FC [U18] | 5:3 | |
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| 7. Journée | 21.05.2023 | Yokohama FC [U18] | - | Júbilo Iwata [U18] | 3:3 | |
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| 9. Journée | 25.06.2023 | Kamimura Gakuen [U18] | - | Yokohama FC [U18] | 2:2 | ||||
| 10. Journée | 02.07.2023 | Yokohama FC [U18] | - | Nagoya Grampus [U18] | 0:2 | ||||
| 11. Journée | 08.07.2023 | Riseisha High School [U18] | - | Yokohama FC [U18] | 2:3 |
Japon