Center Back · 1. FC Kaiserslautern · season-by-season, by competition, and every match.
A career still climbing — Ji-Soo is at his peak right now, and the curve hasn't flattened.
The record covers 3 seasons (2022/23–2025/26) across 3 clubs, including a move abroad — 39 appearances with 0 goal contributions from defence.
His best campaign on record is 2025/26 at 1. FC Kaiserslautern — Season rating 17, 0 goals and 0 assists in 17 games. Form is on a climb — up 11 Season points across his last 2 full seasons.
| Season | Club | Apps | G | A | Rating | Season |
|---|---|---|---|---|---|---|
| 2025/26 | 1. FC Kaiserslautern | 17 | 0 | 0 | 60 | 17 |
| 2024/25 | Brentford | 3 | 0 | 0 | 71 | 0 |
| 2022/23 | Seongnam FC | 19 | 0 | 0 | 49 | 6 |
| Competition | Apps | Min | G | A | Rating |
|---|---|---|---|---|---|
| 2. Bundesliga | 17 | 1238 | 0 | 0 | 6.7 |
| Friendlies Clubs | 1 | 90 | 1 | 0 | 8.9 |
| Date | Competition | Opponent | Res | Status | Min | G | A | Rating |
|---|---|---|---|---|---|---|---|---|
| Jan 8 | Friendlies Clubs | H Bravo | 4-0 | Not in squad | — | |||
| Jul 26 | Friendlies Clubs | H AS Roma | 0-1 | Not in squad | — | |||
| Aug 3 | 2. Bundesliga | A Hannover 96 | 0-1 | Played | 11 | 6.3 | ||
| Aug 9 | 2. Bundesliga | H FC Schalke 04 | 1-0 | Played | 90 | 7.3 | ||
| Aug 17 | DFB Pokal | A RSV Eintracht | 7-0 | Not in squad | — | |||
| Aug 22 | 2. Bundesliga | A SV Elversberg | 1-2 | Played | 90 | 6.2 | ||
| Aug 31 | 2. Bundesliga | H SV Darmstadt 98 | 3-1 | Played | 75 | 6.2 | ||
| Sep 14 | 2. Bundesliga | A SpVgg Greuther Fürth | 3-0 | Played | 90 | 7.3 | ||
| Sep 19 | 2. Bundesliga | H Preußen Münster | 4-1 | Played | 90 | 7.2 | ||
| Sep 27 | 2. Bundesliga | A SC Paderborn 07 | 0-2 | Played | 90 | 6.9 | ||
| Oct 4 | 2. Bundesliga | H VfL Bochum | 3-2 | Played | 90 | 6.7 | ||
| Oct 18 | 2. Bundesliga | A Karlsruher SC | 3-2 | Played | 56 | 6.3 | ||
| Oct 26 | 2. Bundesliga | H 1. FC Nürnberg | 1-1 | Not in squad | — | |||
| Oct 29 | DFB Pokal | A SpVgg Greuther Fürth | 1-0 | Not in squad | — | |||
| Nov 2 | 2. Bundesliga | A Fortuna Düsseldorf | 1-1 | Played | 11 | 6.2 | ||
| Nov 8 | 2. Bundesliga | H Hertha BSC | 0-1 | Not in squad | — | |||
| Nov 23 | 2. Bundesliga | H Holstein Kiel | 4-1 | Not in squad | — | |||
| Nov 29 | 2. Bundesliga | A Eintracht Braunschweig | 0-2 | Not in squad | — | |||
| Dec 2 | DFB Pokal | A Hertha BSC | 1-6 | Not in squad | — | |||
| Dec 6 | 2. Bundesliga | H Dynamo Dresden | 3-1 | Not in squad | — | |||
| Dec 13 | 2. Bundesliga | A Arminia Bielefeld | 0-0 | Not in squad | — | |||
| Dec 20 | 2. Bundesliga | H 1. FC Magdeburg | 2-3 | Not in squad | — | |||
| Jan 18 | 2. Bundesliga | H Hannover 96 | 3-1 | Not in squad | — | |||
| Jan 25 | 2. Bundesliga | A FC Schalke 04 | 2-2 | Not in squad | — | |||
| Jan 31 | 2. Bundesliga | H SV Elversberg | 1-3 | Not in squad | — | |||
| Feb 7 | 2. Bundesliga | A SV Darmstadt 98 | 0-4 | Not in squad | — | |||
| Feb 14 | 2. Bundesliga | H SpVgg Greuther Fürth | 1-0 | Played | 64 | 7.2 | ||
| Feb 22 | 2. Bundesliga | A Preußen Münster | 3-2 | Played | 90 | 5.9 | ||
| Feb 28 | 2. Bundesliga | H SC Paderborn 07 | 1-2 | Played | 76 | 6.6 | ||
| Mar 7 | 2. Bundesliga | A VfL Bochum | 2-3 | Played | 90 | 5.9 | ||
| Mar 15 | 2. Bundesliga | H Karlsruher SC | 3-0 | Played | 90 | 7.9 | ||
| Mar 21 | 2. Bundesliga | A 1. FC Nürnberg | 0-3 | Played | 90 | 6.9 | ||
| Apr 4 | 2. Bundesliga | H Fortuna Düsseldorf | 3-0 | Unused sub | 0 | — | ||
| Apr 11 | 2. Bundesliga | A Hertha BSC | 1-0 | Unused sub | 0 | — | ||
| Apr 17 | 2. Bundesliga | A Holstein Kiel | 0-3 | Played | 45 | 7.0 | ||
| Apr 24 | 2. Bundesliga | H Eintracht Braunschweig | 0-2 | Unused sub | 0 | — | ||
| May 2 | 2. Bundesliga | A Dynamo Dresden | 0-1 | Unused sub | 0 | — | ||
| May 8 | 2. Bundesliga | H Arminia Bielefeld | 2-0 | Unused sub | 0 | — | ||
| May 17 | 2. Bundesliga | A 1. FC Magdeburg | 1-0 | Unused sub | 0 | — |