K. Koizumi · career
Kei Koizumi
Central · FC Tokyo · season-by-season, by competition, and every match.
Career report
Below his 2022/23 peak but holding a solid level — the platform for a return is there.
Peak: 2022/23Holding levelBreakout: 2022/23Remarkably consistent
The record covers 6 seasons (2020/21–2025/26) across 3 clubs — 175 appearances, 5 goals and 6 assists.
His best campaign on record is 2022/23 at Sagan Tosu — Season rating 38, 1 goal and 2 assists in 30 games. 2022/23 was the leap — Season rating up 22 points at Sagan Tosu. Output has held steady across his last 3 full seasons (29 → 24). The gap to his peak is 14 Season points.
Season-to-season output barely moves — his form has stayed within a tight band (±7 points) across 6 campaigns.
By season
| Season | Club | Apps | G | A | Rating | Season |
|---|---|---|---|---|---|---|
| 2026/27 | FC Tokyo | 10 | 0 | 1 | — | — |
| 2025/26 | FC Tokyo | 30 | 1 | 2 | 24 | 24 |
| 2024/25 | FC Tokyo | 34 | 1 | 1 | 35 | 25 |
| 2023/24 | FC Tokyo | 31 | 1 | 0 | 40 | 29 |
| 2022/23 | Sagan Tosu | 30 | 1 | 2 | 44 | 38 |
| 2021/22 | Sagan Tosu | 28 | 0 | 0 | 44 | 16 |
| 2021/22 | Kashima | 17 | 0 | 0 | — | — |
| 2020/21 | Kashima | 22 | 1 | 1 | 49 | 26 |
| 2019/20 | Kashima | 7 | 0 | 0 | — | — |
| 2019/20 | Kashiwa Reysol | 4 | 0 | 0 | — | — |
| 2018/19 | Kashiwa Reysol | 27 | 1 | 1 | — | — |
| 2017/18 | Albirex Niigata | 33 | 2 | 1 | — | — |
| 2016/17 | Albirex Niigata | 30 | 0 | 0 | — | — |
| 2015/16 | Albirex Niigata | 21 | 2 | 0 | — | — |
| 2014/15 | Albirex Niigata | 26 | 0 | 0 | — | — |
Honours
Emperor Cup×2
By competition
| Competition | Apps | Min | G | A | Rating |
|---|---|---|---|---|---|
| J1 League | 10 | 418 | 0 | 1 | 6.9 |
Schedule · 2025/26
30 played4 unused sub12 not in squad· 1729 min, 1g 2a
| Date | Competition | Opponent | Res | Status | Min | G | A | Rating |
|---|---|---|---|---|---|---|---|---|
| Feb 15 | J1 League | A Yokohama FC | 1-0 | Played | 90 | 6.9 | ||
| Feb 22 | J1 League | H Machida Zelvia | 0-1 | Played | 83 | 6.9 | ||
| Feb 26 | J1 League | H Nagoya Grampus | 3-1 | Played | 90 | 6.9 | ||
| Mar 1 | J1 League | A Kashima | 0-2 | Played | 27 | 6.0 | ||
| Mar 8 | J1 League | H Shonan Bellmare | 0-0 | Played | 17 | 6.6 | ||
| Mar 15 | J1 League | A Avispa Fukuoka | 0-1 | Played | 30 | 6.3 | ||
| Mar 20 | J-League Cup | A Nara Club | 1-0 | Not in squad | — | |||
| Mar 29 | J1 League | H Kawasaki Frontale | 0-3 | Not in squad | — | |||
| Apr 2 | J1 League | A Tokyo Verdy | 2-2 | Not in squad | — | |||
| Apr 6 | J1 League | A Fagiano Okayama | 0-1 | Not in squad | — | |||
| Apr 11 | J1 League | H Kashiwa Reysol | 1-1 | Played | 20 | 6.7 | ||
| Apr 16 | J-League Cup | A Omiya Ardija | 3-1 | Not in squad | — | |||
| Apr 20 | J1 League | A Cerezo Osaka | 1-1 | Played | 16 | 6.9 | ||
| Apr 25 | J1 League | H Gamba Osaka | 3-0 | Played | 89 | 1 | 7.3 | |
| Apr 29 | J1 League | H Shimizu S-pulse | 0-2 | Played | 9 | 6.3 | ||
| May 3 | J1 League | A Albirex Niigata | 3-2 | Played | 90 | 1 | 7.6 | |
| May 10 | J1 League | H Vissel Kobe | 1-0 | Played | 83 | 6.9 | ||
| May 17 | J1 League | A Urawa | 2-3 | Played | 42 | 6.5 | ||
| May 21 | J-League Cup | A Shonan Bellmare | 0-1 | Not in squad | — | |||
| May 25 | J1 League | H Sanfrecce Hiroshima | 0-3 | Played | 90 | 7.0 | ||
| May 31 | J1 League | A Kyoto Sanga | 0-3 | Played | 78 | 7.0 | ||
| Jun 14 | J1 League | H Cerezo Osaka | 2-2 | Unused sub | 0 | — | ||
| Jun 18 | Emperor Cup | H Kanazawa | 3-1 | Not in squad | — | |||
| Jun 22 | J1 League | A Gamba Osaka | 0-2 | Unused sub | 0 | — | ||
| Jun 25 | J1 League | A Yokohama F. Marinos | 3-0 | Played | 89 | 6.7 | ||
| Jun 28 | J1 League | H Yokohama FC | 2-1 | Played | 18 | 6.3 | ||
| Jul 5 | J1 League | A Kashiwa Reysol | 0-1 | Played | 8 | 6.3 | ||
| Jul 16 | Emperor Cup | H Oita Trinita | 2-0 | Not in squad | — | |||
| Jul 19 | J1 League | H Urawa | 3-2 | Played | 15 | 6.3 | ||
| Aug 6 | Emperor Cup | H Cerezo Osaka | 2-1 | Not in squad | — | |||
| Aug 10 | J1 League | H Kashima | 0-1 | Unused sub | 0 | — | ||
| Aug 16 | J1 League | A Shonan Bellmare | 2-2 | Played | 90 | 6.9 | ||
| Aug 24 | J1 League | H Kyoto Sanga | 0-4 | Played | 77 | 6.9 | ||
| Aug 27 | Emperor Cup | H Urawa | 2-1 | Not in squad | — | |||
| Aug 31 | J1 League | A Nagoya Grampus | 1-1 | Not in squad | — | |||
| Sep 15 | J1 League | H Tokyo Verdy | 1-0 | Played | 1 | — | ||
| Sep 20 | J1 League | A Kawasaki Frontale | 1-0 | Played | 9 | 6.9 | ||
| Sep 23 | J1 League | H Avispa Fukuoka | 1-0 | Played | 90 | 7.2 | ||
| Sep 28 | J1 League | H Yokohama F. Marinos | 2-3 | Unused sub | 0 | — | ||
| Oct 4 | J1 League | A Shimizu S-pulse | 1-1 | Played | 90 | 6.7 | ||
| Oct 17 | J1 League | A Sanfrecce Hiroshima | 0-0 | Played | 28 | 6.7 | ||
| Oct 25 | J1 League | H Fagiano Okayama | 3-1 | Played | 90 | 6.9 | ||
| Nov 9 | J1 League | A Machida Zelvia | 1-0 | Played | 90 | 7.2 | ||
| Nov 16 | Emperor Cup | A Machida Zelvia | 0-2 | Not in squad | — | |||
| Nov 30 | J1 League | A Vissel Kobe | 0-0 | Played | 90 | 6.9 | ||
| Dec 6 | J1 League | H Albirex Niigata | 1-1 | Played | 90 | 1 | 7.3 |