| 2. Rotund | ||||||||
|---|---|---|---|---|---|---|---|---|
| 03/06/2021 | 05:00 | Jeju United | Jeju United | - | Jeonbuk FC | Jeonbuk FC | -: - | |
| 03/06/2021 | 07:30 | Gwangju FC | Gwangju FC | - | Ulsan hyundai | Ulsan hyundai | -: - | |
| 03/06/2021 | 07:30 | Incheon United | Incheon United | - | Daegu FC | Daegu FC | -: - | |
| 03/06/2021 | 10:00 | Gangwon FC | Gangwon FC | - | Pohang Steelers | Pohang Steelers | -: - | |
| 03/07/2021 | 05:00 | Suwon Bluewings | Suwon Bluewings | - | Seongnam FC | Seongnam FC | -: - | |
| 03/07/2021 | 07:30 | FC Seul | FC Seul | - | Suwon FC | Suwon FC | -: - | |
| 3. Rotund | ||||||||
| 03/09/2021 | 10:00 | Jeonbuk FC | Jeonbuk FC | - | Gangwon FC | Gangwon FC | -: - | |
| 03/09/2021 | 10:00 | Ulsan hyundai | Ulsan hyundai | - | Incheon United | Incheon United | -: - | |
| 03/09/2021 | 10:30 | Jeju United | Jeju United | - | Pohang Steelers | Pohang Steelers | -: - | |
| 03/10/2021 | 10:00 | Daegu FC | Daegu FC | - | Gwangju FC | Gwangju FC | -: - | |
| 03/10/2021 | 10:00 | Seongnam FC | Seongnam FC | - | FC Seul | FC Seul | -: - | |
| 03/10/2021 | 10:30 | Suwon FC | Suwon FC | - | Suwon Bluewings | Suwon Bluewings | -: - | |
| | | |
