| 1. Round | 10/03/2012 | RB Omiya Ardija | - | FC Tokyo | 0:1 | ||||
| 2. Round | 17/03/2012 | Albirex Niigata | - | RB Omiya Ardija | 1:2 | ||||
| 3. Round | 24/03/2012 | Vegalta Sendai | - | RB Omiya Ardija | 4:1 | ||||
| 14. Round | 16/06/2012 | RB Omiya Ardija | - | Kashiwa Reysol | 2:4 | ||||
| 15. Round | 23/06/2012 | Sanfrecce Hiroshima | - | RB Omiya Ardija | 0:0 | ||||
| 16. Round | 30/06/2012 | RB Omiya Ardija | - | Shimizu S-Pulse | 1:0 | ||||
| 17. Round | 07/07/2012 | Kashima Antlers | - | RB Omiya Ardija | 1:0 | ||||
| 18. Round | 14/07/2012 | RB Omiya Ardija | - | Vissel Kobe | 2:2 | ||||
| 25. Round | 15/09/2012 | RB Omiya Ardija | - | Sagan Tosu | 1:0 | ||||
| 26. Round | 22/09/2012 | Consadole Sapporo | - | RB Omiya Ardija | 0:5 |  |
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| 27. Round | 29/09/2012 | RB Omiya Ardija | - | Yokohama F. Marinos | 0:0 | ||||
| 28. Round | 06/10/2012 | Nagoya Grampus | - | RB Omiya Ardija | 0:0 | ||||
| 32. Round | 17/11/2012 | Cerezo Osaka | - | RB Omiya Ardija | 1:3 | ||||
| 33. Round | 24/11/2012 | RB Omiya Ardija | - | Júbilo Iwata | 2:0 |
Japan