| K League 1 2020 - Appearances as Referee |  |
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| 09/05/2020 | Ulsan Hyundai FC | - | Sangju Sangmu | 4:0 | 2 | - | - |
| 23/05/2020 | Suwon Bluewings | - | Incheon United | 1:0 | 1 | - | - |
| 06/06/2020 | Busan IPark | - | Sangju Sangmu | 1:1 | 6 | - | - |
| 16/06/2020 | Gangwon FC | - | Ulsan Hyundai FC | 0:3 | - | - | - |
| 21/06/2020 | Daegu FC | - | Suwon Bluewings | 3:1 | 3 | - | - |
| 05/07/2020 | Seongnam FC | - | Pohang Steelers | 0:4 | 1 | - | - |
| 10/07/2020 | Busan IPark | - | FC Seoul | 2:0 | 2 | - | - |
| 18/07/2020 | Sangju Sangmu | - | Daegu FC | 2:0 | 1 | 1 | - |
| 01/08/2020 | Incheon United | - | Gwangju FC | 1:3 | 2 | - | - |
| 09/08/2020 | Sangju Sangmu | - | Busan IPark | 2:0 | 4 | - | - |
| 23/08/2020 | Seongnam FC | - | Ulsan Hyundai FC | 1:2 | 5 | - | - |
| 06/09/2020 | Gangwon FC | - | Incheon United | 2:3 | 5 | - | - |
| 15/09/2020 | Jeonbuk FC | - | Ulsan Hyundai FC | 2:1 | 3 | - | - |
| 20/09/2020 | FC Seoul | - | Daegu FC | 0:0 | 2 | - | - |
South Korea