In my personal impression, it is suitable even for beginners who are starting to practice the shakuhachi. Cables and AC adapter should be 100V for Japan.
Shakuhachi 1 Shaku 8 Sun Japanese Traditional Instrument
Shakuhachi 1 Shaku 8 Sun Japanese Traditional Musical Instrument Bamboo
Shakuhachi 1 Shaku 8 Sun Japanese Traditional Musical Instrument
Shakuhachi 1 Shaku 8 Sun Japanese Traditional Musical Instrument with Pouch