body of a biwa
Specifically refers to the wooden soundbox of a biwa (Japanese lute). A technical term in traditional music.
See also: 琵琶
The body of a biwa is often made of mulberry wood.
bathtub
water-purification tank · septic tank
alveolus; tooth socket
feces collection tub; outhouse waste container
Standard kanji form for this musical term.
The kanji 槽 originally means a trough or tank; its use for the body of a biwa is a specialized extension.