When Japan was not yet divided into yin and yang, a pair of men and women... The man asked, "What are the parts of your body?" The woman said, "There is a place in my body that is the origin of a woman." The man said, "My body has a source of man. Let's match the source of my body with the source of your body." From time immemorial, all men and women have had sex. [* There is some disturbance in the image and sound]