Lee Jae-Sung · career
Jae-Sung Lee
Attacking · FSV Mainz 05 · season-by-season, by competition, and every match.
Career report
Past his 2024/25 peak — the recent trend is downward, so buyers are paying for what's left, not what was.
Peak: 2024/25Trending downStepped up 2021/22Injury-hit 2025/26
The record covers 7 seasons (2020/21–2025/26) across 2 clubs — 187 appearances, 33 goals and 21 assists.
His best campaign on record is 2024/25 at FSV Mainz 05 — Season rating 48, 7 goals and 6 assists in 33 games. Form has slipped 9 Season points across his last 3 full seasons. The gap to his peak is 21 Season points.
2025/26 was disrupted — 5 fixtures missed through injury or absence. Made the jump to a higher division in 2021/22 (Bundesliga) and kept playing — 27 games that season.
By season
| Season | Club | Apps | G | A | Rating | Season |
|---|---|---|---|---|---|---|
| 2026/27 | FSV Mainz 05 | 3 | 0 | 1 | 26 | 27 |
| 2025/26 | FSV Mainz 05 | 28 | 4 | 2 | 26 | 27 |
| 2024/25 | FSV Mainz 05 | 33 | 7 | 6 | 47 | 48 |
| 2023/24 | FSV Mainz 05 | 29 | 6 | 3 | 47 | 36 |
| 2022/23 | FSV Mainz 05 | 34 | 7 | 4 | 53 | 40 |
| 2021/22 | FSV Mainz 05 | 27 | 4 | 3 | 56 | 26 |
| 2020/21 | Holstein Kiel | 33 | 5 | 2 | 58 | 39 |
| 2019/20 | Holstein Kiel | 31 | 9 | 8 | — | — |
| 2018/19 | Holstein Kiel | 29 | 5 | 7 | — | — |
| 2018/19 | Jeonbuk Motors | 17 | 4 | 0 | — | — |
| 2017/18 | Jeonbuk Motors | 28 | 8 | 0 | — | — |
| 2016/17 | Jeonbuk Motors | 32 | 3 | 0 | — | — |
| 2015/16 | Jeonbuk Motors | 34 | 7 | 0 | — | — |
| 2014/15 | Jeonbuk Motors | 26 | 4 | 0 | — | — |
International
| Side | Season | Competition | Apps | G |
|---|---|---|---|---|
| Korea Republic U23 | 2014/15 | Asian Games | 7 | 0 |
| South Korea | 2026/27 | World Cup - Qualification Asia | 16 | 5 |
| 2026/27 | Friendlies | 3 | 0 | |
| 2026/27 | World Cup | 2 | 0 | |
| 2025/26 | Friendlies | 4 | 0 | |
| 2024/25 | Friendlies | 1 | 1 | |
| 2023/24 | Asian Cup | 6 | 0 | |
| 2023/24 | Friendlies | 8 | 0 | |
| 2022/23 | World Cup - Qualification Asia | 15 | 1 | |
| 2022/23 | Friendlies | 1 | 0 | |
| 2022/23 | World Cup | 3 | 0 | |
| 2020/21 | Friendlies | 2 | 0 | |
| 2019/20 | Asian Cup | 1 | 0 | |
| 2019/20 | Friendlies | 4 | 1 | |
| 2018/19 | World Cup - Qualification Asia | 12 | 3 | |
| 2018/19 | World Cup | 3 | 0 | |
| 2018/19 | Friendlies | 11 | 2 | |
| 2017/18 | EAFF E-1 Football Championship | 3 | 1 | |
| 2017/18 | Friendlies | 3 | 0 | |
| 2016/17 | Friendlies | 2 | 0 | |
| 2015/16 | EAFF E-1 Football Championship | 3 | 0 | |
| 2015/16 | Friendlies | 4 | 1 |
Honours
K League 1×4EAFF E-1 Football Championship×3AFC Champions League Elite×2Asian Games×2K League 1×2
By competition
| Competition | Apps | Min | G | A | Rating |
|---|---|---|---|---|---|
| World Cup - Qualification Asiaat South Korea | 16 | 939 | 5 | 2 | 7.2 |
| Friendliesat South Korea | 3 | 175 | 0 | 0 | 6.8 |
| World Cupat South Korea | 2 | 119 | 0 | 0 | 6.8 |
Schedule · 2026/27
3 played· 201 min, 0g 1a
| Date | Competition | Opponent | Res | Status | Min | G | A | Rating |
|---|---|---|---|---|---|---|---|---|
| Aug 29 | Bundesliga | H SC Paderborn 07 | 0-0 | Played | 68 | 6.3 | ||
| Sep 6 | Bundesliga | A Hamburger SV | 5-0 | Played | 88 | 1 | 7.5 | |
| Sep 12 | Bundesliga | H Eintracht Frankfurt | 1-3 | Played | 45 | 5.8 |