Gu Sung-yun is a South Korean goalkeeper who played in Japan for Cerezo Osaka and Hokkaido Consadole Sapporo before returning to Korea. He also completed military-team service with Gimcheon Sangmu. Gu has represented South Korea at youth and senior levels and is known for size, shot-stopping and experience in J.League football.
※ Profile auto-compiled from publicly available sources.
| League | Club | Apps | Goals | Assists | Y / R |
|---|---|---|---|---|---|
| AFC Champions League Elite | FC Seoul | 4 | 0 | 0 | 0/0 |
| Date | From | To | Type |
|---|---|---|---|
| 2026-01-15 | Seoul E-Land FC | FC Seoul | Transfer |
| 2025-07-17 | Kyoto Sanga | Seoul E-Land FC | Transfer |
| 2025-07-15 | Kyoto Sanga | Seoul E-Land FC | Transfer |
| 2024-01-22 | Consadole Sapporo | Kyoto Sanga | N/A |
| 2023-12-31 | Kyoto Sanga | Consadole Sapporo | N/A |
| 2023-07-25 | Consadole Sapporo | Kyoto Sanga | Loan |
| 2023-01-09 | Daegu FC | Consadole Sapporo | N/A |
| 2022-09-08 | Gimcheon Sangmu FC | Daegu FC | N/A |
| 2020-05-29 | Consadole Sapporo | Daegu FC | Free |
| 2015-01-01 | Cerezo Osaka | Consadole Sapporo | N/A |
