Touch-free and heated are the main advantages of Japanese toilets. The seat raises as you approach, lowers automatically, and the toilet flushes when you stand

Touch-free and heated are the main advantages of Japanese toilets. The seat raises as you approach, lowers automatically, and the toilet flushes when you stand up. I returned yesterday from a two-month trip to Japan, and now the toilets here seem primitive, unclean, and cold. Why touch a toilet seat or handle with your hand?