After progressing 33 regular rounds as ever, the league was divided into two groups, the top six and the bottom six, and each team played five matches against other teams in its group.
Gimcheon Sangmu FC, being a military-owned team, is not allowed to sign any foreign players.
Players in bold were registered during the mid-season transfer window.
Suwon Samsung Bluewings won 2–1 on aggregate and therefore both clubs remain in their respective leagues.
Cho Gue-sung, who appeared in less matches than Joo Min-kyu, won the top goalscorer award.