a (single) pair, couple, brace (male-female pair of animals) / (gagaku, bugaku, dance) a style of performance consisting of pairs of left and right dances

take

一番: number one, most, -est

一番: number one

take, fetch, take up

(literary) they (about women or girls)

first thing in the morning

being the first to enter a freshly-prepared bath

is the best among (others)

strengthens the prefixed adjective or adjectival noun