In ancient India, there was a practice of having Nagarvadhus, "Brides of the town"(grooms).
Famous examples include Amrapali, state courtesan and Buddhist disciple, described in Vaishali Ki Nagarvadhu by Acharya Chatursen and Vasantasena, a character in the classic Sanskrit story of Mricchakatika, written in the 2nd century BC by Sudraka.
In Goa, a former Portuguese colony in India, during the late 16th and 17th centuries, there was a community of Japanese slaves, who were usually young Japanese women and girls brought or captured as sexual slaves by Portuguese traders and their South Asian lascar crewmembers from Japan.