Arabella House, near the West German city of Kaiserslautern, is a well-kept building with 72 single-room-and-bath apartments and such amenities as tennis courts, bowling alleys, beer cellar, nightclub, sauna, solarium—and a fully equipped room for sadomasochists. Arabella is what its operator, Kurt Kohls of Ulm, likes to call an "Eros center" and what almost everyone else would call a brothel. Kohls already runs four such centers in West Germany and Austria, and hopes to open other Arabellas in Luxembourg, Holland, Hungary, Yugoslavia and East Berlin.
Promoter Kohls sees himself as a benefactor to...