Lahja Hülsmann plays beach volleyball for Volleyballclub Osnabrück and competes in the federation “Nordwestdeutscher Volleyball-Verband”.
Currently listed in NWVV U13 weiblich 2026 (rank 79, 43 points); NWVV U12 weiblich 2026 (rank 89, 9 points). 2 tournament results are documented from 2025. Most recently documented: place 15 at Sonstige (Aug 23, 2025). The best tournament result is place 13 at Sonstige (Jun 15, 2025). Most frequent partners in the results: Carla Eckert (2×).