KOVALCHUK Bohdan
Poland
MU13 -42
Gwardia Łódź
Belts
| 5,5. kyu - white-yellow belt | 13.10.2023 |
| 5. kyu - yellow belt | 31.10.2023 |
| 4,5. kyu - yellow-orange belt | 15.09.2024 |
| 4. kyu - orange belt | 02.09.2025 |
Poland
MU13 -42
Gwardia Łódź
| 5,5. kyu - white-yellow belt | 13.10.2023 |
| 5. kyu - yellow belt | 31.10.2023 |
| 4,5. kyu - yellow-orange belt | 15.09.2024 |
| 4. kyu - orange belt | 02.09.2025 |