連れん弾だん

noun, noun or participle which takes 'suru', transitive verb

piano duet; four-handed piano performance

Specifically refers to two people playing the same piano together. The term is standard in music contexts.

• 発はっ表ぴょう会かいで、先せん生せいと生せい徒とが連れん弾だんを披ひ露ろうした。

  At the recital, the teacher and student performed a piano duet.