The 胡弓 { 胡弓 } is a traditional Japanese string instrument, the only one played with a bow. Although it was introduced to Japan from China along with the shamisen, its material, shape, and sound are unique to Japan{clarify|date=March 2013}. The instrument also exists in an Okinawan version, called くーちょー in the Okinawan language. T... Found on http://en.wikipedia.org/wiki/Kokyū