goo Ranking recently took a look at what turns men off about women’s public baths; for men it was which actually did put them off, for women what they presumed men didn’t really want to know.
Actually, I’m surprised that there’s no answer regarding foreigners in some way! Thinking about it, foreigners often complain about being stared at in public baths, but perhaps we shouldn’t worry excessively as the Japanese are also staring at their fellows.