| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2025 | Hokkaido Consadole Sapporo | J2 League | 4 | 0 | 0 | 0 | 0 | – |
| 2024 | Hokkaido Consadole Sapporo | J1 League | 3 | 0 | 0 | 0 | 0 | 6.6 |
| 2023 | Hokkaido Consadole Sapporo | J1 League | 7 | 0 | 0 | 0 | 0 | 6.7 |
| 2022 | Hokkaido Consadole Sapporo | J1 League | 20 | 2 | 0 | 0 | 0 | 6.8 |
| 2021 | Hokkaido Consadole Sapporo | J1 League | 21 | 2 | 1 | 2 | 0 | 6.8 |
| 2020 | Hokkaido Consadole Sapporo | J1 League | 20 | 0 | 1 | 3 | 0 | 6.8 |
| 2019 | Hokkaido Consadole Sapporo | J1 League | 32 | 2 | 0 | 3 | 0 | 6.8 |
| 2018 | Hokkaido Consadole Sapporo | J1 League | 28 | 2 | 0 | 5 | 0 | 6.7 |
| 2017 | Hokkaido Consadole Sapporo | J1 League | 5 | 0 | 0 | 0 | 0 | 6.7 |
| 2016 | Hokkaido Consadole Sapporo | J2 League | 25 | 0 | 0 | 5 | 1 | – |
| 2015 | Hokkaido Consadole Sapporo | J2 League | 15 | 0 | 0 | 2 | 0 | – |
| 2014 | Hokkaido Consadole Sapporo | J-League Division 2 | 3 | 0 | 0 | 0 | 0 | – |
| 2013 | Hokkaido Consadole Sapporo | J-League Division 2 | 5 | 0 | 0 | 1 | 0 | – |
| Total | 188 | 8 | 2 | 21 | 1 | – | ||
K. Fukai career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.