1. Ronde | 28.02.2021 | Mito HollyHock | - | Omiya Ardija | 1:2 | ||||
2. Ronde | 06.03.2021 | Omiya Ardija | - | Ventforet Kofu | 0:2 | ||||
3. Ronde | 24.03.2021 | Omiya Ardija | - | Kyoto Sanga FC | 1:2 | ||||
5. Ronde | 27.03.2021 | Omiya Ardija | - | V-Varen Nagasaki | 4:0 | ||||
6. Ronde | 03.04.2021 | FC Ryūkyū | - | Omiya Ardija | 0:0 | ||||
18. Ronde | 13.06.2021 | Omiya Ardija | - | Tochigi SC | 1:1 | ||||
19. Ronde | 19.06.2021 | Matsumoto Yamaga | - | Omiya Ardija | 0:0 | ||||
20. Ronde | 27.06.2021 | Renofa Yamaguchi | - | Omiya Ardija | 0:1 | ||||
21. Ronde | 03.07.2021 | Omiya Ardija | - | Montedio Yamagata | 1:3 | ||||
22. Ronde | 11.07.2021 | V-Varen Nagasaki | - | Omiya Ardija | 1:1 | ||||
23. Ronde | 18.07.2021 | Omiya Ardija | - | FC Ryūkyū | 2:2 |