Janghoon HS: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2024-02-15 | Min-soo Kim | Janghoon HS | Daejeon Hana C. | Free |
| 2022-01-01 | Hyun-seok Yoon | Janghoon HS | Hongik Uni | — |
| 2021-01-01 | Min-soo Kim | Unknown | Janghoon HS | — |
| 2019-01-01 | Hyun-seok Yoon | Shincheon MS | Janghoon HS | — |
| 2012-01-01 | Yeong-jae Lee | Janghoon HS | Hanam FC | Free |
| 2012-01-01 | Won-cheol Choe | Janghoon HS | Hanam FC | — |
| 2011-01-01 | Won-cheol Choe | School Team | Janghoon HS | — |
| 2011-01-01 | Seon-min Moon | Janghoon HS | Nike Academy | Free |