| K League 1 2018 - Appearances as Assistant | ||||
| 08/07/2018 | Gangwon FC | - | Jeonnam Dragons | 1:1 |
| 11/07/2018 | Pohang Steelers | - | FC Seoul | 0:3 |
| 15/07/2018 | Jeju United | - | Daegu FC | 1:2 |
| 18/07/2018 | Gangwon FC | - | Ulsan Hyundai FC | 3:3 |
| 12/08/2018 | Gyeongnam FC | - | Jeonnam Dragons | 3:0 |
| 15/08/2018 | Jeju United | - | Daegu FC | 2:3 |
| 19/08/2018 | Jeonnam Dragons | - | Suwon Bluewings | 6:4 |
| 26/08/2018 | Daegu FC | - | Gangwon FC | 2:0 |
| 16/09/2018 | Jeonnam Dragons | - | Gyeongnam FC | 3:3 |
| 26/09/2018 | Daegu FC | - | Gyeongnam FC | 2:2 |
South Korea