| 1. Round | 15/02/2025 | RB Omiya Ardija | - | Montedio Yamagata | 2:1 | ||||
| 2. Round | 22/02/2025 | RB Omiya Ardija | - | Ventforet Kofu | 1:0 | ||||
| 3. Round | 02/03/2025 | Roasso Kumamoto | - | RB Omiya Ardija | 0:4 | ||||
| 4. Round | 08/03/2025 | RB Omiya Ardija | - | Renofa Yamaguchi | 2:1 | ||||
| 5. Round | 15/03/2025 | Sagan Tosu | - | RB Omiya Ardija | 1:0 | ||||
| 6. Round | 23/03/2025 | RB Omiya Ardija | - | Mito HollyHock | 2:0 |  |
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| 7. Round | 30/03/2025 | Tokushima Vortis | - | RB Omiya Ardija | 1:0 | ||||
| 8. Round | 05/04/2025 | RB Omiya Ardija | - | Oita Trinita | 2:2 | ||||
| 9. Round | 13/04/2025 | Blaublitz Akita | - | RB Omiya Ardija | 1:2 | |
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| 11. Round | 25/04/2025 | RB Omiya Ardija | - | Hokkaido Consadole Sapporo | 1:0 | ||||
| 12. Round | 29/04/2025 | Iwaki FC | - | RB Omiya Ardija | 2:1 | ||||
| 13. Round | 03/05/2025 | RB Omiya Ardija | - | Kataller Toyama | 2:2 | ||||
| 14. Round | 06/05/2025 | JEF United Chiba | - | RB Omiya Ardija | 1:2 | ||||
| 15. Round | 10/05/2025 | RB Omiya Ardija | - | Vegalta Sendai | 3:0 |  |
Japan
