| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2026 | Jazz Pori | Ykkonen | 2 | 0 | 0 | 0 | 0 | – |
| 2025 | Jazz Pori | Ykkonen | 14 | 0 | 0 | 1 | 0 | – |
| 2025 | VPS | Veikkausliiga | 1 | 0 | 0 | 0 | 0 | 6.3 |
| 2024 | TPS | Ykkosliiga | 23 | 2 | 1 | 2 | 0 | – |
| 2023 | TPS | Ykkonen | 20 | 3 | 0 | 1 | 0 | – |
| 2022 | TPS | Veikkausliiga | 3 | 0 | 0 | 0 | 0 | – |
| 2022 | TPS | Ykkonen | 22 | 1 | 0 | 0 | 0 | – |
| 2021 | MuSa | Ykkonen | 27 | 2 | 0 | 3 | 0 | – |
| 2020 | MuSa | Ykkonen | 13 | 0 | 0 | 3 | 0 | – |
| 2019 | MuSa | Ykkonen | 18 | 1 | 0 | 2 | 0 | – |
| 2019 | P-Iirot Rauma | Kakkonen Group B | 2 | 0 | 0 | 0 | 0 | – |
| 2018 | MuSa | Kakkonen Group B | 8 | 0 | 0 | 0 | 0 | – |
| Total | 153 | 9 | 1 | 12 | 0 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| 03 jun 2026 | VPS | Jazz Pori | Free agent | |
| - | Jazz Pori | VPS | Return from loan | |
| 07 ene 2025 | VPS | Jazz Pori | Loan | |
| 01 ago 2025 | TPS | VPS | Free agent | |
| 01 ene 2022 | MuSa | TPS | Free agent | |
| - | P-Iirot Rauma | MuSa | Return from loan | |
| 05 oct 2019 | MuSa | P-Iirot Rauma | Loan | |
| 04 ene 2018 | Jazz Pori | MuSa | Free agent |
J. Lakkamaki career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.