| 8. Jornada | 17.06.2023 | Kashiwa Reysol [Sub 18] | - | Omiya Ardija [Sub 18] | 2:0 | ||||
| 9. Jornada | 25.06.2023 | Ryutsu Keizai University [Sub 18] | - | Kashiwa Reysol [Sub 18] | 4:2 | ||||
| 10. Jornada | 02.07.2023 | Kashiwa Reysol [Sub 18] | - | Kawasaki Frontale [Sub 18] | 2:2 | ||||
| 11. Jornada | 09.07.2023 | Shoshi High School [Sub 18] | - | Kashiwa Reysol [Sub 18] | 1:0 | ||||
| 12. Jornada | 03.09.2023 | Ichiritsu Funabashi High School [Sub 18] | - | Kashiwa Reysol [Sub 18] | 0:3 | ||||
| 13. Jornada | 09.09.2023 | Kashiwa Reysol [Sub 18] | - | Shohei High School [Sub 18] | 1:1 | ||||
| 15. Jornada | 24.09.2023 | Kashiwa Reysol [Sub 18] | - | Maebashi Ikuei High School [Sub 18] | 5:0 |  |
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| 16. Jornada | 01.10.2023 | Yokohama F. Marinos [Sub 18] | - | Kashiwa Reysol [Sub 18] | 3:1 | ||||
| 17. Jornada | 09.10.2023 | Kashiwa Reysol [Sub 18] | - | FC Tokyo [Sub 18] | 4:1 | ||||
| 18. Jornada | 14.10.2023 | Omiya Ardija [Sub 18] | - | Kashiwa Reysol [Sub 18] | 0:3 | ||||
| 19. Jornada | 22.10.2023 | Kashiwa Reysol [Sub 18] | - | Ryutsu Keizai University [Sub 18] | 4:0 | ||||
| 20. Jornada | 19.11.2023 | Kashiwa Reysol [Sub 18] | - | Shoshi High School [Sub 18] | 3:0 |
Japón