| 1. Ronde | 09.05.2020 | Ulsan Hyundai FC | - | Sangju Sangmu | 4:0 | ||||
| 2. Ronde | 16.05.2020 | Sangju Sangmu | - | Gangwon FC | 2:0 | ||||
| 3. Ronde | 23.05.2020 | Sangju Sangmu | - | Gwangju FC | 1:0 | ||||
| 17. Ronde | 23.08.2020 | Jeonbuk FC | - | Sangju Sangmu | 2:1 | ||||
| 18. Ronde | 29.08.2020 | Sangju Sangmu | - | Incheon United | 3:1 |  |
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| 19. Ronde | 04.09.2020 | Sangju Sangmu | - | Suwon Bluewings | 1:0 | ||||
| 21. Ronde | 15.09.2020 | Gwangju FC | - | Sangju Sangmu | 0:1 |  |
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| 22. Ronde | 20.09.2020 | Pohang Steelers | - | Sangju Sangmu | 4:3 | |
Zuid-Korea