Kai Danneberg plays beach volleyball and competes in the federation “Westdeutscher Volleyball-Verband”.
Currently listed in DVV Senioren Herren 2026 (rank 203, 255 points); WVV Senioren M41+ 2026 (rank 13, 96 points); WVV Mixed 2026 (rank 1722, 8 points). 2 tournament results are documented from 2026. Most recently documented: place 4 at LM Senioren-Ü47 (Jul 11, 2026). Most frequent partners in the results: Holger Trapp (2×).