| 01 Mar 23 | r01        | Gyeongnam FCGyeongnam FC | 1 - 0 | Bucheon FC 1995Bucheon FC 19 |
| 01 Mar 23 | r01        | Cheonan CityCheonan City | 2 - 3 | Busan IParkBusan IPark |
| 01 Mar 23 | r01        | Jeonnam DragonsJeonnam Drago | 0 - 1 | AnyangAnyang |
| 01 Mar 23 | r01        | Seongnam FCSeongnam FC | 2 - 1 | Ansan GreenersAnsan Greener |
| 01 Mar 23 | r01        | Chungnam AsanChungnam Asan | 1 - 2 | Sangju SangmuSangju Sangmu |
| 01 Mar 23 | r01        | Seoul E-LandSeoul E-Land | 2 - 3 | Chungbuk CheongjuChungbuk Cheo |
| |
| 04 Mar 23 | r02        | Bucheon FC 1995Bucheon FC 19 | 1 - 0 | Seongnam FCSeongnam FC |
| 04 Mar 23 | r02        | Chungbuk CheongjuChungbuk Cheo | 0 - 2 | Sangju SangmuSangju Sangmu |
| 04 Mar 23 | r02        | Ansan GreenersAnsan Greener | 1 - 0 | Chungnam AsanChungnam Asan |
| 05 Mar 23 | r02        | Gimpo CitizenGimpo Citizen | 4 - 0 | Cheonan CityCheonan City |
| 05 Mar 23 | r02        | AnyangAnyang | 1 - 1 | Seoul E-LandSeoul E-Land |
| 05 Mar 23 | r02        | Jeonnam DragonsJeonnam Drago | 0 - 5 | Gyeongnam FCGyeongnam FC |
| |
| 11 Mar 23 | r03        | Seoul E-LandSeoul E-Land | 0 - 1 | Jeonnam DragonsJeonnam Drago |
| 11 Mar 23 | r03        | Gimpo CitizenGimpo Citizen | 0 - 0 | Gyeongnam FCGyeongnam FC |
| 11 Mar 23 | r03        | Chungbuk CheongjuChungbuk Cheo | 1 - 1 | Busan IParkBusan IPark |
| 12 Mar 23 | r03        | Seongnam FCSeongnam FC | 0 - 0 | Chungnam AsanChungnam Asan |
| 12 Mar 23 | r03        | Ansan GreenersAnsan Greener | 1 - 1 | AnyangAnyang |
| 12 Mar 23 | r03        | Cheonan CityCheonan City | 0 - 3 | Bucheon FC 1995Bucheon FC 19 |
| |
| 18 Mar 23 | r04        | Chungnam AsanChungnam Asan | 1 - 0 | Cheonan CityCheonan City |
| 18 Mar 23 | r04        | Gyeongnam FCGyeongnam FC | 2 - 2 | Chungbuk CheongjuChungbuk Cheo |
| 18 Mar 23 | r04        | Bucheon FC 1995Bucheon FC 19 | 1 - 0 | Ansan GreenersAnsan Greener |
| 19 Mar 23 | r04        | Busan IParkBusan IPark | 3 - 1 | Sangju SangmuSangju Sangmu |
| 19 Mar 23 | r04        | AnyangAnyang | 2 - 1 | Seongnam FCSeongnam FC |
| 19 Mar 23 | r04        | Jeonnam DragonsJeonnam Drago | 0 - 2 | Gimpo CitizenGimpo Citizen |
| |
| 01 Apr 23 | r05        | AnyangAnyang | 3 - 0 | Chungnam AsanChungnam Asan |
| 01 Apr 23 | r05        | Seongnam FCSeongnam FC | 3 - 2 | Chungbuk CheongjuChungbuk Cheo |
| 01 Apr 23 | r05        | Gimpo CitizenGimpo Citizen | 1 - 1 | Bucheon FC 1995Bucheon FC 19 |
| 02 Apr 23 | r05        | Sangju SangmuSangju Sangmu | 0 - 2 | Gyeongnam FCGyeongnam FC |
| 02 Apr 23 | r05        | Busan IParkBusan IPark | 1 - 0 | Seoul E-LandSeoul E-Land |
| 02 Apr 23 | r05        | Cheonan CityCheonan City | 1 - 3 | Jeonnam DragonsJeonnam Drago |
| |
| 08 Apr 23 | r06        | Cheonan CityCheonan City | 0 - 2 | Sangju SangmuSangju Sangmu |
| 08 Apr 23 | r06        | Bucheon FC 1995Bucheon FC 19 | 2 - 4 | AnyangAnyang |
| 08 Apr 23 | r06        | Jeonnam DragonsJeonnam Drago | 2 - 2 | Seongnam FCSeongnam FC |
| 09 Apr 23 | r06        | Chungbuk CheongjuChungbuk Cheo | 0 - 0 | Gimpo CitizenGimpo Citizen |
| 09 Apr 23 | r06        | Seoul E-LandSeoul E-Land | 4 - 1 | Ansan GreenersAnsan Greener |
| 09 Apr 23 | r06        | Chungnam AsanChungnam Asan | 1 - 1 | Busan IParkBusan IPark |
| |
| 15 Apr 23 | r07        | Jeonnam DragonsJeonnam Drago | 3 - 0 | Chungbuk CheongjuChungbuk Cheo |
| 15 Apr 23 | r07        | Sangju SangmuSangju Sangmu | 4 - 1 | Bucheon FC 1995Bucheon FC 19 |
| 15 Apr 23 | r07        | Chungnam AsanChungnam Asan | 2 - 0 | Seoul E-LandSeoul E-Land |
| 15 Apr 23 | r07        | Busan IParkBusan IPark | 0 - 0 | Gyeongnam FCGyeongnam FC |
| 16 Apr 23 | r07        | Seongnam FCSeongnam FC | 2 - 0 | Cheonan CityCheonan City |
| 16 Apr 23 | r07        | Ansan GreenersAnsan Greener | 2 - 3 | Gimpo CitizenGimpo Citizen |
| |
| 18 Apr 23 | r08        | Bucheon FC 1995Bucheon FC 19 | 0 - 1 | Seoul E-LandSeoul E-Land |
| 18 Apr 23 | r08        | Chungbuk CheongjuChungbuk Cheo | 0 - 4 | Chungnam AsanChungnam Asan |
| 18 Apr 23 | r08        | Gyeongnam FCGyeongnam FC | 3 - 2 | AnyangAnyang |
| 19 Apr 23 | r08        | Gimpo CitizenGimpo Citizen | 1 - 0 | Busan IParkBusan IPark |
| 19 Apr 23 | r08        | Sangju SangmuSangju Sangmu | 2 - 1 | Jeonnam DragonsJeonnam Drago |
| 19 Apr 23 | r08        | Cheonan CityCheonan City | 1 - 1 | Ansan GreenersAnsan Greener |
| |
| 22 Apr 23 | r09        | AnyangAnyang | 1 - 2 | Gimpo CitizenGimpo Citizen |
| 22 Apr 23 | r09        | Seongnam FCSeongnam FC | 1 - 3 | Busan IParkBusan IPark |
| 22 Apr 23 | r09        | Seoul E-LandSeoul E-Land | 0 - 1 | Sangju SangmuSangju Sangmu |
| 23 Apr 23 | r09        | Chungnam AsanChungnam Asan | 2 - 2 | Gyeongnam FCGyeongnam FC |
| 23 Apr 23 | r09        | Chungbuk CheongjuChungbuk Cheo | 0 - 4 | Bucheon FC 1995Bucheon FC 19 |
| 23 Apr 23 | r09        | Ansan GreenersAnsan Greener | 1 - 0 | Jeonnam DragonsJeonnam Drago |
| |
| 29 Apr 23 | r10        | Jeonnam DragonsJeonnam Drago | 2 - 1 | Chungnam AsanChungnam Asan |
| 29 Apr 23 | r10        | Gyeongnam FCGyeongnam FC | 2 - 1 | Cheonan CityCheonan City |
| 29 Apr 23 | r10        | Busan IParkBusan IPark | 0 - 0 | Ansan GreenersAnsan Greener |
| 29 Apr 23 | r10        | AnyangAnyang | 1 - 0 | Chungbuk CheongjuChungbuk Cheo |
| 30 Apr 23 | r10        | Sangju SangmuSangju Sangmu | 0 - 2 | Gimpo CitizenGimpo Citizen |
| 30 Apr 23 | r10        | Seoul E-LandSeoul E-Land | 1 - 2 | Seongnam FCSeongnam FC |
| |
| 02 May 23 | r11        | Jeonnam DragonsJeonnam Drago | 1 - 1 | Busan IParkBusan IPark |
| 02 May 23 | r11        | Cheonan CityCheonan City | 0 - 4 | AnyangAnyang |
| 02 May 23 | r11        | Bucheon FC 1995Bucheon FC 19 | 2 - 1 | Chungnam AsanChungnam Asan |
| 03 May 23 | r11        | Gyeongnam FCGyeongnam FC | 1 - 2 | Seoul E-LandSeoul E-Land |
| 03 May 23 | r11        | Gimpo CitizenGimpo Citizen | 0 - 0 | Seongnam FCSeongnam FC |
| 03 May 23 | r11        | Ansan GreenersAnsan Greener | 2 - 3 | Sangju SangmuSangju Sangmu |
| |
| 06 May 23 | r12        | Ansan GreenersAnsan Greener | 1 - 1 | Gyeongnam FCGyeongnam FC |
| 06 May 23 | r12        | Gimpo CitizenGimpo Citizen | 0 - 0 | Seoul E-LandSeoul E-Land |
| 06 May 23 | r12        | Chungbuk CheongjuChungbuk Cheo | 2 - 1 | Cheonan CityCheonan City |
| 07 May 23 | r12        | Bucheon FC 1995Bucheon FC 19 | 5 - 2 | Jeonnam DragonsJeonnam Drago |
| 07 May 23 | r12        | AnyangAnyang | 0 - 3 | Busan IParkBusan IPark |
| 07 May 23 | r12        | Seongnam FCSeongnam FC | 2 - 2 | Sangju SangmuSangju Sangmu |
| |
| 13 May 23 | r13        | Seoul E-LandSeoul E-Land | 3 - 2 | Cheonan CityCheonan City |
| 13 May 23 | r13        | Sangju SangmuSangju Sangmu | 0 - 0 | AnyangAnyang |
| 13 May 23 | r13        | Busan IParkBusan IPark | 0 - 1 | Bucheon FC 1995Bucheon FC 19 |
| 14 May 23 | r13        | Gyeongnam FCGyeongnam FC | 2 - 2 | Seongnam FCSeongnam FC |
| 14 May 23 | r13        | Chungnam AsanChungnam Asan | 0 - 1 | Gimpo CitizenGimpo Citizen |
| 14 May 23 | r13        | Chungbuk CheongjuChungbuk Cheo | 3 - 0 | Ansan GreenersAnsan Greener |
| |
| 20 May 23 | r14        | Ansan GreenersAnsan Greener | 0 - 3 | Seongnam FCSeongnam FC |
| 20 May 23 | r14        | Cheonan CityCheonan City | 0 - 1 | Chungnam AsanChungnam Asan |
| 20 May 23 | r14        | AnyangAnyang | 2 - 0 | Jeonnam DragonsJeonnam Drago |
| 20 May 23 | r14        | Seoul E-LandSeoul E-Land | 2 - 0 | Bucheon FC 1995Bucheon FC 19 |
| 21 May 23 | r14        | Gyeongnam FCGyeongnam FC | 1 - 2 | Busan IParkBusan IPark |
| 21 May 23 | r14        | Sangju SangmuSangju Sangmu | 0 - 0 | Chungbuk CheongjuChungbuk Cheo |
| |
| 27 May 23 | r15        | Jeonnam DragonsJeonnam Drago | 2 - 0 | Cheonan CityCheonan City |
| 27 May 23 | r15        | Chungbuk CheongjuChungbuk Cheo | 0 - 2 | Gyeongnam FCGyeongnam FC |
| 27 May 23 | r15        | Seongnam FCSeongnam FC | 1 - 2 | AnyangAnyang |
| 28 May 23 | r15        | Busan IParkBusan IPark | 2 - 0 | Chungnam AsanChungnam Asan |
| 28 May 23 | r15        | Ansan GreenersAnsan Greener | 1 - 2 | Seoul E-LandSeoul E-Land |
| 29 May 23 | r15        | Bucheon FC 1995Bucheon FC 19 | 2 - 0 | Gimpo CitizenGimpo Citizen |
| |
| 03 Jun 23 | r16        | Cheonan CityCheonan City | 2 - 3 | Gyeongnam FCGyeongnam FC |
| 03 Jun 23 | r16        | Chungnam AsanChungnam Asan | 2 - 0 | Seongnam FCSeongnam FC |
| 03 Jun 23 | r16        | AnyangAnyang | 2 - 2 | Bucheon FC 1995Bucheon FC 19 |
| 04 Jun 23 | r16        | Gimpo CitizenGimpo Citizen | 1 - 2 | Chungbuk CheongjuChungbuk Cheo |
| 04 Jun 23 | r16        | Seoul E-LandSeoul E-Land | 1 - 2 | Busan IParkBusan IPark |
| 04 Jun 23 | r16        | Jeonnam DragonsJeonnam Drago | 1 - 0 | Sangju SangmuSangju Sangmu |
| |
| 10 Jun 23 | r17        | Sangju SangmuSangju Sangmu | 3 - 2 | Ansan GreenersAnsan Greener |
| 10 Jun 23 | r17        | Gyeongnam FCGyeongnam FC | 2 - 1 | Chungnam AsanChungnam Asan |
| 10 Jun 23 | r17        | Busan IParkBusan IPark | 0 - 0 | Gimpo CitizenGimpo Citizen |
| 11 Jun 23 | r17        | Bucheon FC 1995Bucheon FC 19 | 1 - 1 | Cheonan CityCheonan City |