shamisen accompanist for dance practice
Refers to a person who plays the shamisen to accompany dance rehearsals, especially in traditional Japanese dance (日本舞踊).
日本舞踊の稽古場では、地弾きが三味線を弾く。
At a traditional Japanese dance practice hall, the shamisen accompanist plays the shamisen.
shamisen accompaniment for dance practice
Refers to the shamisen music itself that accompanies dance practice, as distinct from the performer.
この地弾きは、踊りの動きにぴったり合っている。
This shamisen accompaniment fits the dance movements perfectly.
Compound of 地 (じ, 'ground' or 'base') and 弾き (びき, from 弾く 'to play a stringed instrument'). The exact historical derivation is uncertain, but the term is conventionally used in traditional performing arts.