| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2026 | Vegalta Sendai | J2/J3 League | 10 | 1 | 1 | 0 | 0 | – |
| 2025 | Vegalta Sendai | J2 League | 24 | 4 | 1 | 1 | 0 | – |
| 2024 | Vegalta Sendai | J2 League | 38 | 9 | 4 | 4 | 0 | – |
| 2023 | Vegalta Sendai | J2 League | 18 | 3 | 1 | 1 | 0 | – |
| 2022 | Sagan Tosu | J1 League | 2 | 0 | 0 | 0 | 0 | 6.5 |
| 2021 | Sagan Tosu | J1 League | 11 | 0 | 0 | 1 | 0 | 6.5 |
| 2020 | Sagan Tosu | J1 League | 4 | 1 | 0 | 0 | 0 | 7.0 |
| Total | 107 | 18 | 7 | 7 | 0 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| 02 ene 2024 | Sagan Tosu | Vegalta Sendai | Loan | |
| - | Vegalta Sendai | Sagan Tosu | Return from loan | |
| 02 ene 2023 | Sagan Tosu | Vegalta Sendai | Loan |
R. Sagara career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.