oral timekeeping; counting time aloud
Refers to the act of keeping rhythm or counting beats by voice, often in traditional music or dance contexts.
師匠が口拍子で弟子たちにリズムを教えた。
The master taught the rhythm to the disciples by counting time orally.
Compound of 口 (kuchi, 'mouth') and 拍子 (hyōshi, 'beat, rhythm'), literally 'mouth rhythm'.