| K League 1 2021 - Appearances as Referee |  |
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| 09/03/2021 | Jeonbuk FC | - | Gangwon FC | 2:1 | 5 | - | - |
| 16/03/2021 | Ulsan Hyundai FC | - | Jeju United | 0:0 | 5 | - | - |
| 03/04/2021 | FC Seoul | - | Gangwon FC | 0:1 | 3 | - | - |
| 07/04/2021 | Gwangju FC | - | Suwon FC | 2:0 | 2 | - | - |
| 17/04/2021 | FC Seoul | - | Daegu FC | 0:1 | - | - | - |
| 25/04/2021 | Seongnam FC | - | Suwon Bluewings | 0:1 | 7 | - | - |
| 08/05/2021 | Pohang Steelers | - | Gangwon FC | 1:1 | 4 | - | - |
| 31/07/2021 | Jeju United | - | Incheon United | 1:4 | 2 | - | - |
| 14/08/2021 | Gangwon FC | - | Daegu FC | 2:0 | 2 | - | - |
| 25/08/2021 | FC Seoul | - | Ulsan Hyundai FC | 1:2 | 2 | - | - |
| 19/09/2021 | Incheon United | - | Seongnam FC | 0:1 | 3 | - | - |
| 02/10/2021 | Suwon FC | - | Ulsan Hyundai FC | 0:3 | 3 | - | - |
| 10/10/2021 | Gangwon FC | - | Jeju United | 2:2 | 3 | - | - |
South Korea