noun
pick-guard; protective patch on a biwa
Refers to the leather or similar protective patch on the face of a biwa (琵琶) where the plectrum strikes. A specialized term used in the context of traditional Japanese instruments.
See also: 琵琶
琵琶の撥面がすり減ってきたので、張り替えが必要だ。
The pick-guard on the biwa has worn down, so it needs to be replaced.