Real name: 六三四

Members: Yasuharu Takanashi, Masaaki Iizuka, Yasuo Satoh, Isamu Takita, Takara Ohtsuka, 宮内健樹

Japanese progressive/folk metal band formed in 1991. Typically displayed as "六三四Musashi".

Current members:
Producer/Guitar/Vocal: Katsunosuke Kobari
6-Strings-Bass: Isamu Takita
Drums: Takeki Miyauchi
Shakuhachi, Noukan & Yokobue/Vocal: Yasuo Sato
Wadaiko/Vocal: Takara Otsuka
Tsugaru-Shamisen: Hajime Nishi
Keyboard: Yasuharu Takanashi
Guitar: Masaaki Iizuka

Previous members:
Bass/Guitar/Synthesizer: Shinichi Asai
Tsugaru-Shamisen: Shinichi Kinoshita, Hiromitsu Agatsuma
Wadaiko/Chanchiki/Chappa: Hiroshi Motofuji
Drums/Vocal: 松浦金時
Bass/Vocal: Kazuhisa Kawashima
Shakuhachi, Noukan & Yokobue: Eiji Satoh