It also seems quite dangerous to take them off- depending on the home. Some hoarders, drug addicted situations have needles, glass shards and razor blades in the debris on the floor. How do they handle hoarders in japan?
But - the context changes from room to room? Clean shared flat- messy druggy room with collapsed overdose person in it? This.. this whole situation makes no sense.. Have helper boots with a "condom-wrapper" if you are afraid of cleanliness - but keep the boots on at all times.