Read MoreVisitors and residents in Tokyo are “flipping their lids” over the city’s latest attraction: high-tech public toilets that feature see-through walls when they’re unoccupied. Lucy Craft has the story.Visitors and residents in Tokyo are “flipping their lids” over the city’s latest attraction: high-tech public toilets that feature see-through walls when they’re unoccupied. Lucy Craft has the story.