| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2026 | Shonan Bellmare | J2/J3 League | 11 | 2 | 2 | 5 | 0 | – |
| 2025 | Shonan Bellmare | J1 League | 5 | 0 | 0 | 0 | 0 | 6.6 |
| 2024 | Shonan Bellmare | J1 League | 1 | 0 | 0 | 0 | 0 | 6.2 |
| Total | 17 | 2 | 2 | 5 | 0 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| 02 ene 2025 | Toin University | Shonan Bellmare | Free agent | |
| 06 ene 2024 | Shonan Bellmare | Toin University | Return from loan | |
| 05 ene 2024 | Toin University | Shonan Bellmare | Loan |
K. Watanabe career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.