K League 1
- 21O
- 21W
- 21S
90% or more have a feeSome have a feeNo fee recordedS summer, W winter, O other dates
2021-22 · Summer window
By club
- Gimcheon Sangmu0 in3 out
- Ulsan HD1 in2 out
- Gangwon FC1 in0 out
- Gwangju FC0 in1 out
- Incheon United1 in0 out
- Suwon Samsung Bluewings1 in0 out
Sources: Wikipedia (CC BY-SA 4.0), API-Football · Data sources