noun
dancing together in unison (in noh, kyogen, etc.)
Technical term in traditional Japanese theater, referring to performers dancing in synchronized, matching movements.
能の相舞では、シテとツレが息を合わせて舞う。
In noh's aimai, the shite and tsure dance in perfect harmony.
Compound of 相 (ai, 'together, mutual') + 舞 (mai, 'dance'). The exact historical derivation is uncertain, but the term is conventionally associated with synchronized dance in noh and kyogen.