also: うぶ
noun
right dance; umai; Nara-period court dance
A type of court dance performed during the Nara period (710–794). The term refers specifically to dances of the 'right' side in the traditional classification of bugaku. Historical and domain-specific.
右舞は奈良時代の宮廷で演じられた舞楽の一種である。
Umai is a type of bugaku dance performed at the imperial court during the Nara period.
From 右 (right) + 舞 (dance). The reading うまい is likely a compound-specific reading; the alternate うぶ may reflect an older or variant pronunciation. The exact historical derivation is uncertain.