A rasp indispensable for making a kinko-ryu shaped inset in the mouthpiece (utaguchi). Width 9mm, Thickness 3.5mm, Length 20cm(7.8inch) Made in Japan
Katana Rasps Set (Right&Left), ¥9000
Plastic for Utaguchi (5-piece set), ¥2000
Hanmaru Rasp for Tozan Utaguchi, ¥8500
Hanbishi Rasp for Kinko Utaguchi, ¥9500
Acrylic Shakuhachi Utaguchi (Tozan), ¥2400