| Ryotaro Onishi | ||
| Birth Date | 1997-11-24 (age 26) | |
| Birth Place |  |
Shizuoka |
| Height | 179 cm | |
| Weight | 74 kg | |
| Position | Midfielder | |
| Club | |
Roasso Kumamoto |
| Number | 3 | |
| Club Statistics | ||||||
| Season | Club | No. | League | Game | Goal | |
| 2020 | |
FC Gifu | 23 | J3 | 27 | 1 |
| 2021 | |
FC Gifu | 23 | J3 | 16 | 1 |
| 2022 | |
FC Gifu | 23 | J3 | 8 | 1 |
| 2023 | |
Roasso Kumamoto | 3 | J2 | 29 | 1 |
| 2024 | |
Roasso Kumamoto | 3 | J2 | ||
| Total | J1 | 0 | 0 | |||
| J2 | 29 | 1 | ||||
| J3 | 51 | 3 | ||||
