A handy tool for measuring the angles of the mouthpiece.
Plastic for Utaguchi, ¥550
Acrylic Shakuhachi Utaguchi (Tozan), ¥2640
Acrylic Shakuhachi Utaguchi (Kinko), ¥2640
Katana Rasps Set (Right&Left), ¥9900
Angle Measure, ¥2200