Tokyo’s campy his-and-her cafes–inspired by the multi-billion-dollar high-tech fantasy culture of anime–are all the rage. At new “butler” cafes, deferential men serve tea to women. But cafes offering ...

Women come from all over Tokyo to the rundown tower a few blocks from the famous Shibuya Crossing. They take the elevator to the fifth floor, where they are greeted by a committee of handsome, young ...