👉 Barbule is a type of string used in classical and traditional Japanese music, specifically for playing instruments such as the shakuhachi. It's often made from bamboo or other natural fibers and has a distinctive sound that resembles the wind or waves. In Japan, it's particularly associated with the "koto" instrument, which was traditionally played by women. The term "barbule" is used to refer specifically to this type of stringed instrument, as well as its use in folk