T. Koga · career
Taiyo Koga
Center Back · Kashiwa Reysol · season-by-season, by competition, and every match.
Career report
Past his 2025/26 peak — the recent trend is downward, so buyers are paying for what's left, not what was.
Peak: 2025/26Trending downBreakout: 2025/26Streaky
The record covers 7 seasons (2020/21–2027/28) across 1 club — 220 appearances with 4 goal contributions from defence.
His best campaign on record is 2025/26 at Kashiwa Reysol — Season rating 69, 0 goals and 0 assists in 38 games. 2025/26 was the leap — Season rating up 45 points at Kashiwa Reysol. Form has slipped 13 Season points across his last 3 full seasons. The gap to his peak is 59 Season points.
A streaky profile — form has swung hard between campaigns (spread of ±17 points), so the peak and the trough are far apart.
By season
| Season | Club | Apps | G | A | Rating | Season |
|---|---|---|---|---|---|---|
| 2027/28 | Kashiwa Reysol | 10 | 0 | 0 | 50 | 11 |
| 2026/27 | Kashiwa Reysol | 20 | 1 | 0 | — | — |
| 2025/26 | Kashiwa Reysol | 38 | 0 | 0 | 50 | 69 |
| 2024/25 | Kashiwa Reysol | 37 | 1 | 0 | 52 | 24 |
| 2023/24 | Kashiwa Reysol | 33 | 0 | 1 | 53 | 36 |
| 2022/23 | Kashiwa Reysol | 32 | 0 | 0 | 57 | 40 |
| 2021/22 | Kashiwa Reysol | 37 | 0 | 0 | 56 | 34 |
| 2020/21 | Kashiwa Reysol | 33 | 0 | 2 | 59 | 42 |
| 2019/20 | Kashiwa Reysol | 37 | 2 | 0 | — | — |
| 2018/19 | Kashiwa Reysol | 2 | 0 | 0 | — | — |
| 2018/19 | Avispa FukuokaLoan | 21 | 0 | 0 | — | — |
| 2017/18 | Kashiwa Reysol | 5 | 0 | 0 | — | — |
International
| Side | Season | Competition | Apps | G |
|---|---|---|---|---|
| Japan | 2025/26 | EAFF E-1 Football Championship | 2 | 0 |
| 2019/20 | EAFF E-1 Football Championship | 1 | 0 | |
| Japan U23 | 2020/21 | AFC U23 Asian Cup | 1 | 0 |
| 2018/19 | AFC U23 Asian Cup | 2 | 0 | |
| Japan U22 | 2019/20 | Tournoi Maurice Revello | 1 | 0 |
Honours
EAFF E-1 Football Championship×2J2 League×2EAFF E-1 Football Championship×2Emperor Cup×2J-League Cup×2Tournoi Maurice Revello×2
By competition
| Competition | Apps | Min | G | A | Rating |
|---|---|---|---|---|---|
| J1 League | 1 | 90 | 0 | 0 | 7.0 |
Schedule · 2027/28
0 played10 not in squad· 0 min, 0g 0a
| Date | Competition | Opponent | Res | Status | Min | G | A | Rating |
|---|---|---|---|---|---|---|---|---|
| Aug 8 | J1 League | H Mito Hollyhock | 2-1 | Not in squad | — | |||
| Aug 14 | J1 League | A Tokyo Verdy | 3-1 | Not in squad | — | |||
| Aug 21 | J1 League | H V-varen Nagasaki | 4-2 | Not in squad | — | |||
| Aug 29 | J1 League | A Shimizu S-pulse | 1-0 | Not in squad | — | |||
| Sep 2 | J1 League | A Cerezo Osaka | 0-2 | Not in squad | — | |||
| Sep 6 | J1 League | H Yokohama F. Marinos | 0-2 | Not in squad | — | |||
| Sep 11 | J1 League | A Kyoto Sanga | 3-2 | Not in squad | — | |||
| Sep 20 | J1 League | A Machida Zelvia | 4-2 | Not in squad | — | |||
| Oct 9 | J1 League | H Vissel Kobe | 4-2 | Not in squad | — | |||
| Oct 17 | J1 League | H Nagoya Grampus | 1-3 | Not in squad | — |