びやぼん 琵琶笛 LinksSentence search for 琵琶笛Sentence search for びやぼんSentence search for 口琴Kanji details for 琵, 琶 and 笛Edit in JMdict Noun1. Edo-period mouth harp (with a hairpin-like frame and a long straight tongue)Other forms口琴 【びやぼん】 Discussions Log in to talk about this word.