2. Round
29/03/2023 08:00 Yeoju FC - Gimpo FC 2:4 (0:1, 2:2) aet
11:00 Hwaseong FC - Ansan Greeners 2:3 (0:1)
11:00 Chungnam Asan FC - Jeonju Citizen 2:0 (1:0)
11:00 Jeonnam Dragons - FC Mokpo 1:0 (1:0)
11:00 Seongnam FC - Pyeongchang United 1:0 (1:0)
11:00 Chungbuk Cheongju FC - Seoul Jungnang FC 3:0 (1:0)
11:00 Seoul E-Land FC - Bucheon FC 1995 6:0 (4:0)
11:00 FC Anyang - Busan IPark 1:4 (1:3)
30/03/2023 10:00 Changwon City FC - Pyeongtaek Citizen FC 2:1 (1:0)
11:00 Gangneung City FC - Gyeongnam FC 1:2 (1:0)
11:00 Jinju Citizen - Siheung Citizen FC 1:2 (0:0)
11:00 Cheonan City FC - Yangju Citizen 3:2 (0:0)
11:00 Gyeongju KHNP - Geoje Citizen 4:5 (0:0, 1:1, 1:1) pso
11:00 Daejeon Korail - Gimcheon Sangmu 1:2 (0:0)
11:00 Chuncheon FC - Paju Citizen 1:2 (1:1)
11:00 Busan Transportation Corporation - Dangjin Citizen FC 0:2 (0:2)
3. Round
12/04/2023 07:00 Gyeongnam FC - Siheung Citizen FC 2:0 (1:0)
11:00 Ansan Greeners - Suwon Bluewings 1:3 (0:0)
11:00 Daegu FC - Cheonan City FC 2:1 (1:0, 1:1) aet
11:00 Chungnam Asan FC - Jeonnam Dragons 2:3 (0:1)
11:00 Changwon City FC - Jeju United 1:2 (0:1)
11:00 Daejeon Hana Citizen - Geoje Citizen 4:1 (1:1)
11:00 Gimcheon Sangmu - Seongnam FC 3:4 (0:0, 1:1, 1:1) pso
11:00 Gimpo FC - FC Seoul 4:2 (0:0, 1:1, 1:1) pso
11:00 Paju Citizen - Dangjin Citizen FC 2:1 (2:1)
11:00 Gwangju FC - Busan IPark 2:1 (1:0)
11:30 Seoul E-Land FC - Suwon FC 2:1 (0:1)
02/05/2023 11:00 Gangwon FC - Chungbuk Cheongju FC 7:6 (1:1, 1:1, 1:1) pso
Round of 16
24/05/2023 11:00 Incheon United - Gyeongnam FC 3:0 (3:0)
11:00 Suwon Bluewings - Daegu FC 1:0 (1:0)
11:00 Jeonnam Dragons - Ulsan Hyundai FC 1:2 (0:0, 1:1) aet
11:00 Jeju United - Daejeon Hana Citizen 4:3 (2:0)
11:00 Seongnam FC - Pohang Steelers 0:3 (0:2)
11:00 Gimpo FC - Gangwon FC 2:3 (1:0)
11:00 Jeonbuk FC - Paju Citizen 5:2 (2:1, 2:2) aet
11:00 Seoul E-Land FC - Gwangju FC 0:1 (0:0)
Quarter-finals
28/06/2023 11:00 Incheon United - Suwon Bluewings 3:2 (2:2)
11:00 Ulsan Hyundai FC - Jeju United 5:6 (1:1, 1:1, 1:1) pso
11:00 Pohang Steelers - Gangwon FC 2:1 (0:1)
11:00 Jeonbuk FC - Gwangju FC 4:0 (0:0)
Semi-finals
01/11/2023 10:00 Jeonbuk FC - Incheon United 3:1 (1:1)
10:30 Jeju United - Pohang Steelers 3:4 (1:0, 1:1, 1:1) pso
Final
04/11/2023 05:15 Pohang Steelers - Jeonbuk FC 4:2 (1:1)