K League 1 - South Korea
Scheduled Matches
21 September, 2021
| 06:00 | Suwon Samsung Bluewings | - | Gangwon FC | 2.31 | 2.95 | 3.24 |
| 08:30 | Gwangju FC | - | Jeonbuk Hyundai Motors | 4.36 | 3.49 | 1.78 |
| 11:00 | Pohang Steelers | - | Ulsan Hyundai | 3.06 | 3.32 | 2.22 |
22 September, 2021
| 06:00 | Jeju United | - | Daegu FC | 2.32 | 3.21 | 2.95 |
| 08:30 | Suwon FC | - | Seongnam FC | 2.12 | 3.24 | 3.32 |
| 11:00 | FC Seoul | - | Incheon United | 2.52 | 3.17 | 2.70 |
Finished Matches
19 September, 2021
| FC Seoul | 2 - 1 | Suwon FC | 2.68 | 3.28 | 2.46 |
| Incheon United | 0 - 1 | Seongnam FC | 2.66 | 2.98 | 2.70 |
18 September, 2021
| Daegu FC | 2 - 1 | Ulsan Hyundai | 2.98 | 3.28 | 2.26 |
| Gwangju FC | 1 - 1 | Jeju United | 3.13 | 3.15 | 2.24 |
| Jeonbuk Hyundai Motors | 1 - 0 | Suwon Samsung Bluewings | 1.74 | 3.51 | 4.47 |
12 September, 2021
| Suwon FC | 1 - 0 | Gangwon FC | 2.11 | 3.36 | 3.20 |
| Seongnam FC | 1 - 1 | FC Seoul | 2.54 | 2.98 | 2.87 |
11 September, 2021
| Suwon Samsung Bluewings | 2 - 2 | Gwangju FC | 2.31 | 3.08 | 3.08 |
| Incheon United | 1 - 2 | Jeju United | 3.21 | 3.12 | 2.22 |
10 September, 2021
| Pohang Steelers | 1 - 2 | Daegu FC | 2.38 | 3.15 | 2.96 |
South Korea Other Tournaments