Yakyuken

Yakyuken is a kind of Japanese Rock-scissors-paper based on the chant that is sometimes sung in Japanese matches where clothing loss is involved. The game actually origined from a kind of Japanese folk dance in Shikoku, but became as a part of porn culture in Japan and some other Asian countries after the influence of TV variety show. In North America, there is a little studio named Lost-bets makes a great amount of films about strip game including Yakyuken.

See also