The 2025 K League 2, also known as the Hana Bank K League 2 for sponsorship reasons, is the 13th season of the K League 2, the second-highest division in South Korean football league system.
As the 2024 K League 2 champions, FC Anyang was promoted to the K League 1. Incheon United was relegated from the K League 1 for the first time in the club's history. Meanwhile, Hwaseong FC, which participated in the K3 League since 2013, was accepted to the K League 2 by the judgement of K League Federation.
The following fourteen teams are participating in the 2025 K League 2.
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Teams played each other twice, once at home, once away.
Teams played each other once, either at home or away.
The first round was contested between the fourth and fifth-placed teams of the regular season at the home stadium of the fourth-placed team, and its winners played the third-placed team in the second round. When the first and second round matches were finished as draws, their winners were decided on the regular season rankings without extra time and penalty shoot-outs.
The winners of the second round, and the league runners-up competed with the tenth and eleventh-placed teams of the 2025 K League 1, respectively, in the final round. Each of the finals was a two-legged tie, with the winners securing the final spots in the 2026 K League 1.
The final first leg between Bucheon FC 1995 and Suwon FC was postponed from 4 December to 5 December due to heavy snow.
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Jeju SK won 3âÂÂ0 on aggregate and therefore both clubs remain in their respective leagues.
Bucheon FC 1995 won 4âÂÂ2 on aggregate and was promoted to K League 1, while Suwon FC was relegated to K League 2.
The 2025 K League Awards was held on 1 December 2025.