K. Kumasaka · career
Koki Kumasaka
Central · Kashiwa Reysol · season-by-season, by competition, and every match.
Career report
Below his 2025/26 peak but holding a solid level — the platform for a return is there.
Peak: 2025/26Holding levelRemarkably consistent
The record covers 3 seasons (2024/25–2027/28) across 1 club — 36 appearances, 0 goals and 0 assists.
His best campaign on record is 2025/26 at Kashiwa Reysol — Season rating 16, 0 goals and 0 assists in 18 games. Output has held steady across his last 3 full seasons (3 → 9). The gap to his peak is 6 Season points.
Season-to-season output barely moves — his form has stayed within a tight band (±5 points) across 3 campaigns.
By season
| Season | Club | Apps | G | A | Rating | Season |
|---|---|---|---|---|---|---|
| 2027/28 | Kashiwa Reysol | 8 | 0 | 0 | 49 | 9 |
| 2026/27 | Kashiwa Reysol | 1 | 0 | 0 | — | — |
| 2025/26 | Kashiwa Reysol | 18 | 0 | 0 | 49 | 16 |
| 2024/25 | Kashiwa Reysol | 10 | 0 | 0 | 40 | 3 |
International
| Side | Season | Competition | Apps | G |
|---|---|---|---|---|
| Japan | 2025/26 | Friendlies | 18 | 0 |
By competition
| Competition | Apps | Min | G | A | Rating |
|---|---|---|---|---|---|
| J1 League | 1 | 81 | 0 | 0 | 7.2 |
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 | — |