| Friendlies 2018 - Appearances as Referee |  |
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| 16/10/2018 | Japan | - | Uruguay | 4:3 | 2 | - | - |
| Friendlies 2018 - Appearances as Referee | |
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| 16/10/2018 | Japan | - | Uruguay | 4:3 | 2 | - | - |
| Complete name: | Hyung-jin Ko |
| Born: | |
| Place of birth: |
South Korea |
| Nationality: |
South Korea |