Sung-yun Gu (Goalkeeper, age 32, at Football Club Seoul): ACTUAL Value €50k vs €500k market value. Transfer history, fees and where the career can go next. Updated after their last match, 2026-08-25.
| Date | From | To | Fee |
|---|---|---|---|
| 2026-01-16 | Seoul E-Land | FC Seoul | — |
| 2025-07-17 | Kyoto Sanga | Seoul E-Land | — |
| 2025-07-17 | Kyoto Purple Sanga | Seoul E. | Free |
| 2024-01-10 | H. C. Sapporo | Kyoto Sanga | — |
| 2023-07-25 | H. C. Sapporo | Kyoto Sanga | Loan |
| 2022-09-08 | Daegu FC | Free | |
| 2021-03-08 | Daegu FC | Gimcheon Sangmu | Loan |
| 2020-06-25 | H. C. Sapporo | Daegu FC | Free |
| 2015-01-21 | Cerezo Osaka | C'dole Sapporo | Free |
| 2013-01-01 | Cerezo U18 | Cerezo Osaka | — |
| 2012-07-01 | Jaehyun HS | Cerezo U18 | Free |
FC Seoul · Seoul E-Land · Kyoto Sanga · Seoul E. · C'dole Sapporo · Daegu FC · Gimcheon Sangmu · Cerezo Osaka · Cerezo U18 · Jaehyun HS