| 1. Round | 15/09/2012 | Seongnam Ilhwa Chunma | - | Daejeon Citizen | 1:2 |  |
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| 2. Round | 22/09/2012 | Daejeon Citizen | - | Incheon United | 1:1 | ||||
| 3. Round | 27/09/2012 | Daejeon Citizen | - | Chunnam Dragons | 1:0 | ||||
| 4. Round | 03/10/2012 | Gwangju FC | - | Daejeon Citizen | 1:1 | ||||
| 5. Round | 07/10/2012 | Daejeon Citizen | - | Gangwon FC | 5:3 | ||||
| 7. Round | 28/10/2012 | Daegu FC | - | Daejeon Citizen | 4:1 | ||||
| 8. Round | 04/11/2012 | Gangwon FC | - | Daejeon Citizen | 5:1 | ||||
| 9. Round | 11/11/2012 | Daejeon Citizen | - | Seongnam Ilhwa Chunma | 1:1 | ||||
| 10. Round | 18/11/2012 | Incheon United | - | Daejeon Citizen | 1:0 | ||||
| 12. Round | 25/11/2012 | Daejeon Citizen | - | Gwangju FC | 1:1 | ||||
| 13. Round | 28/11/2012 | Chunnam Dragons | - | Daejeon Citizen | 3:1 | ||||
| 14. Round | 01/12/2012 | Daejeon Citizen | - | Daegu FC | 1:0 |
South Korea