| K League 1 2012 - Appearances as Referee |  |
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| 11/03/2012 | Seongnam Ilhwa Chunma | - | Sangju Sangmu | 1:1 | 4 | - | - |
| 01/04/2012 | Gwangju FC | - | Gangwon FC | 1:1 | 3 | - | - |
| 14/04/2012 | Daejeon Citizen | - | Seongnam Ilhwa Chunma | 0:1 | 5 | 1 | - |
| 05/05/2012 | Gwangju FC | - | Daegu FC | 2:2 | 4 | - | - |
| 11/05/2012 | Pohang Steelers | - | Daejeon Citizen | 0:0 | 4 | - | - |
| 14/06/2012 | Chunnam Dragons | - | Daegu FC | 0:3 | 4 | - | - |
| 23/06/2012 | Gwangju FC | - | Chunnam Dragons | 6:0 | 5 | - | - |
| 27/06/2012 | Gwangju FC | - | Jeonbuk FC | 0:3 | 4 | - | - |
| 14/07/2012 | Sangju Sangmu | - | Daegu FC | 1:1 | 2 | - | - |
| 28/07/2012 | Daejeon Citizen | - | Ulsan Hyundai FC | 0:0 | 4 | - | - |
| 04/08/2012 | Sangju Sangmu | - | Jeju United | 2:1 | 3 | - | - |
| 22/08/2012 | Gyeongnam FC | - | Busan IPark | 2:0 | 3 | - | 2 |
South Korea