3. Round | 18/04/2021 | Omiya Ardija [U18] | - | Kashiwa Reysol [U18] | 2:3 | ||||
4. Round | 24/04/2021 | Omiya Ardija [U18] | - | FC Tokyo [U18] | 1:0 | ||||
5. Round | 02/05/2021 | Aomori Yamada High School [U18] | - | Omiya Ardija [U18] | 1:0 | ||||
9. Round | 03/10/2021 | Urawa Red Diamonds [U18] | - | Omiya Ardija [U18] | 1:0 | ||||
10. Round | 06/10/2021 | Ryutsu Keizai University [U18] | - | Omiya Ardija [U18] | 0:1 | ||||
14. Round | 10/10/2021 | Omiya Ardija [U18] | - | Aomori Yamada High School [U18] | 0:1 | ||||
15. Round | 17/10/2021 | Omiya Ardija [U18] | - | Ichiritsu Funabashi High School [U18] | 3:0 | ||||
8. Round | 23/10/2021 | Omiya Ardija [U18] | - | Yokohama F. Marinos [U18] | 6:1 | ||||
11. Round | 03/11/2021 | Omiya Ardija [U18] | - | Shimizu S-Pulse [U18] | 2:3 | ||||
12. Round | 13/11/2021 | Kashiwa Reysol [U18] | - | Omiya Ardija [U18] | 5:0 | ||||
16. Round | 21/11/2021 | Omiya Ardija [U18] | - | Yokohama FC [U18] | 3:1 | ||||
17. Round | 27/11/2021 | Yokohama F. Marinos [U18] | - | Omiya Ardija [U18] | 4:1 | ||||
18. Round | 05/12/2021 | Omiya Ardija [U18] | - | Urawa Red Diamonds [U18] | 2:1 |