| 1. Journée | 09.05.2020 | Ulsan Hyundai FC | - | Sangju Sangmu | 4:0 | ||||
| 2. Journée | 16.05.2020 | Sangju Sangmu | - | Gangwon FC | 2:0 |  |
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| 3. Journée | 23.05.2020 | Sangju Sangmu | - | Gwangju FC | 1:0 | |
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| 4. Journée | 29.05.2020 | Daegu FC | - | Sangju Sangmu | 1:1 | ||||
| 5. Journée | 06.06.2020 | Busan IPark | - | Sangju Sangmu | 1:1 | ||||
| 6. Journée | 13.06.2020 | Sangju Sangmu | - | Pohang Steelers | 2:4 | ||||
| 7. Journée | 17.06.2020 | Sangju Sangmu | - | FC Seoul | 1:0 | ||||
| 8. Journée | 20.06.2020 | Seongnam FC | - | Sangju Sangmu | 0:1 | ||||
| 9. Journée | 28.06.2020 | Suwon Bluewings | - | Sangju Sangmu | 0:1 | |
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| 10. Journée | 05.07.2020 | Sangju Sangmu | - | Jeonbuk FC | 1:0 | |
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| 11. Journée | 11.07.2020 | Incheon United | - | Sangju Sangmu | 1:1 | ||||
| 12. Journée | 18.07.2020 | Sangju Sangmu | - | Daegu FC | 2:0 | |
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| 13. Journée | 25.07.2020 | Sangju Sangmu | - | Ulsan Hyundai FC | 1:5 | |
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| 14. Journée | 02.08.2020 | Gangwon FC | - | Sangju Sangmu | 2:2 | |
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| 15. Journée | 09.08.2020 | Sangju Sangmu | - | Busan IPark | 2:0 | ||||
| 16. Journée | 15.08.2020 | FC Seoul | - | Sangju Sangmu | 2:1 |
Corée du Sud