Schedule
| Date | Dead line | Home | Away | Group | Result | Points rule |
|---|---|---|---|---|---|---|
| 20/04/21 11:00 | 20/04/21 11:00 | K1 Gangwon FC | K2 Gwangju FC | K1 | 0-1 | 2 - 4 points |
| 20/04/21 11:00 | 20/04/21 11:00 | K1 Pohang Steelers | K1 Suwon FC | K1 | 1-0 | 2 - 4 points |
| 20/04/21 11:00 | 20/04/21 11:00 | K1 Ulsan Hyundai | K1 Jeonbuk Motors | K1 | 0-0 | 2 - 4 points |
| 20/04/21 11:00 | 20/04/21 11:00 | K1 Seongnam FC | K1 Incheon United | K1 | 1-3 | 2 - 4 points |
| 20/04/21 11:00 | 20/04/21 11:00 | K1 Daegu FC | K1 Suwon Bluewings | K1 | 1-0 | 2 - 4 points |
| 20/04/21 11:00 | 20/04/21 11:00 | K1 Jeju United | K1 FC Seoul | K1 | 2-1 | 2 - 4 points |