history, where both brothels and prostitutes - known collectively as yūjo (遊女, lit. "woman of pleasure"), the higher ranks of which were known as oiran
in Japan during the Edo period. The oiran were considered a type of yūjo (遊女)(ja) "woman of pleasure" or prostitute. Among the oiran, the tayū (太夫) was
Japan book Wakan Sansai Zue. They go by various names, such as yexingyounu (夜行遊女, nocturnal roaming woman), tidnadishaonu (天帝少女, celestial woman), and rumuniao