| Ko Hasegawa | ||
| Birth Date | 1995-05-16 (age 28) | |
| Birth Place |  |
Tokyo |
| Height | 183 cm | |
| Weight | 85 kg | |
| Position | Goalkeeper | |
| Club | |
Montedio Yamagata |
| Number | 16 | |
| Club Statistics | ||||||
| Season | Club | No. | League | Game | Goal | |
| 2018 | |
Tokyo Verdy | 34 | J2 | 0 | 0 |
| 2019 | |
Tokyo Verdy | 34 | J2 | 0 | 0 |
| 2020 | |
Tokyo Verdy | 41 | J2 | 0 | 0 |
| 2021 | |
Montedio Yamagata | 16 | J2 | 0 | 0 |
| 2022 | |
Montedio Yamagata | 16 | J2 | 0 | 0 |
| 2023 | |
Montedio Yamagata | 16 | J2 | 4 | 0 |
| 2024 | |
Montedio Yamagata | 16 | J2 | ||
| Total | J1 | 0 | 0 | |||
| J2 | 4 | 0 | ||||
| J3 | 0 | 0 | ||||
