| 7. Round | 23/05/2021 | Ichiritsu Funabashi High School [U18] | - | Ryutsu Keizai University [U18] | 1:1 | ||||
| 9. Round | 04/07/2021 | Yokohama F. Marinos [U18] | - | Ryutsu Keizai University [U18] | 3:2 |  |
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| 5. Round | 10/07/2021 | Ryutsu Keizai University [U18] | - | FC Tokyo [U18] | 0:0 | ||||
| 10. Round | 06/10/2021 | Ryutsu Keizai University [U18] | - | Omiya Ardija [U18] | 0:1 | ||||
| 16. Round | 21/11/2021 | Ryutsu Keizai University [U18] | - | Ichiritsu Funabashi High School [U18] | 0:2 | ||||
| 12. Round | 12/12/2021 | Shimizu S-Pulse [U18] | - | Ryutsu Keizai University [U18] | 1:1 |
Japan