| K League 1 2023 - Appearances as Referee |  |
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| 23/04/2023 | Gwangju FC | - | Gangwon FC | 0:0 | 3 | - | - |
| 10/06/2023 | Daegu FC | - | Suwon FC | 3:1 | 5 | - | - |
| 01/07/2023 | Jeonbuk FC | - | Jeju United | 2:0 | 2 | - | - |
| 19/08/2023 | FC Seoul | - | Daegu FC | 2:2 | - | - | - |
| K League 1 2023 - Appearances as Referee | |
|
|
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| 23/04/2023 | Gwangju FC | - | Gangwon FC | 0:0 | 3 | - | - |
| 10/06/2023 | Daegu FC | - | Suwon FC | 3:1 | 5 | - | - |
| 01/07/2023 | Jeonbuk FC | - | Jeju United | 2:0 | 2 | - | - |
| 19/08/2023 | FC Seoul | - | Daegu FC | 2:2 | - | - | - |
| Complete name: | Ji-um Cho |
| Born: | |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |