| 8. Round | 26/06/2021 | FC Tokyo [U18] | - | Urawa Red Diamonds [U18] | 1:0 | ||||
| 9. Round | 03/10/2021 | Urawa Red Diamonds [U18] | - | Omiya Ardija [U18] | 1:0 | ||||
| 14. Round | 09/10/2021 | Urawa Red Diamonds [U18] | - | Yokohama FC [U18] | 0:1 | ||||
| 15. Round | 17/10/2021 | Urawa Red Diamonds [U18] | - | Kashiwa Reysol [U18] | 1:1 | ||||
| 13. Round | 23/10/2021 | Shimizu S-Pulse [U18] | - | Urawa Red Diamonds [U18] | 5:2 | ||||
| 10. Round | 31/10/2021 | Aomori Yamada High School [U18] | - | Urawa Red Diamonds [U18] | 1:0 | ||||
| 16. Round | 21/11/2021 | Yokohama F. Marinos [U18] | - | Urawa Red Diamonds [U18] | 6:2 |  |
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| 11. Round | 23/11/2021 | Ryutsu Keizai University [U18] | - | Urawa Red Diamonds [U18] | 1:2 | ||||
| 17. Round | 28/11/2021 | Urawa Red Diamonds [U18] | - | FC Tokyo [U18] | 0:1 | ||||
| 18. Round | 05/12/2021 | Omiya Ardija [U18] | - | Urawa Red Diamonds [U18] | 2:1 | ||||
| 12. Round | 12/12/2021 | Urawa Red Diamonds [U18] | - | Ichiritsu Funabashi High School [U18] | 2:0 |
Japan