| K League 1 2021 - Appearances as Referee |  |
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| 09/03/2021 | Ulsan Hyundai FC | - | Incheon United | 3:1 | 2 | - | - |
| 16/03/2021 | Jeonbuk FC | - | Daegu FC | 3:2 | 5 | - | 1 |
| 04/04/2021 | Gwangju FC | - | Incheon United | 2:1 | 4 | - | 1 |
| 10/04/2021 | Gangwon FC | - | Daegu FC | 3:0 | 4 | - | - |
| 17/04/2021 | Incheon United | - | Jeju United | 0:3 | 1 | - | - |
| 24/04/2021 | Gangwon FC | - | Jeonbuk FC | 1:1 | 2 | - | - |
| 22/05/2021 | Jeju United | - | Seongnam FC | 2:2 | 6 | - | - |
| 30/05/2021 | Daegu FC | - | Gangwon FC | 1:0 | 2 | - | - |
| 20/06/2021 | Ulsan Hyundai FC | - | Seongnam FC | 2:2 | 1 | - | - |
| 01/08/2021 | Gwangju FC | - | Seongnam FC | 0:0 | 2 | - | - |
| 15/08/2021 | Jeonbuk FC | - | FC Seoul | 3:2 | 3 | - | - |
| 11/09/2021 | Suwon Bluewings | - | Gwangju FC | 2:2 | 3 | - | - |
| 22/09/2021 | Jeju United | - | Daegu FC | 0:1 | 3 | - | - |
| 26/09/2021 | Seongnam FC | - | Gangwon FC | 2:0 | 5 | - | - |
South Korea