| Kotaro Arima | ||
| Birth Date | 2000-09-03 (age 23) | |
| Birth Place |  |
Ibaraki |
| Height | 181 cm | |
| Weight | 77 kg | |
| Position | Forward | |
| Club | |
Iwaki FC |
| Number | 10 | |
| Club Statistics | ||||||
| Season | Club | No. | League | Game | Goal | |
| 2019 | |
Kashima Antlers | 34 | J1 | 0 | 0 |
| 2020 | |
Tochigi SC | 34 | J2 | 21 | 1 |
| 2021 | |
Tochigi SC | 34 | J2 | 21 | 0 |
| 2022 | |
Iwaki FC | 10 | J3 | 24 | 8 |
| 2023 | |
Iwaki FC | 10 | J2 | 13 | 1 |
| 2024 | |
Iwaki FC | 10 | J2 | ||
| Total | J1 | 0 | 0 | |||
| J2 | 55 | 2 | ||||
| J3 | 24 | 8 | ||||
