A handy tool for measuring the angles of the mouthpiece.
Utaguchi Line Maker, ¥1760
Hirako Rasp, ¥1210
Katana Rasps Set (Right&Left), ¥9900
Tungten Blade Work Knives (Pair), ¥4950
Acrylic Shakuhachi Utaguchi (Kinko), ¥2640