
1) Type of Courtesan
Found on
https://www.crosswordclues.com/clue/oiran

==Etymology== The word oiran comes from the Japanese phrase おいらの所の姉さん which translates into `my elder sister.` When written in Japanese, it consists of two kanji, 花 meaning `flower`, and 魁 meaning `leader` or `first.` Technically, only the high-class prostitutes of Yoshiwara were called oiran, although the term is wid...
Found on
http://en.wikipedia.org/wiki/Oiran

Japanese courtesans (prostitutes). The oiran arose in the Edo period (1600-1868), around which time they would be found in the pleasure districts, where prostitution was confined to. They had ranks; a strict hierarchy according to beauty, character, educational attainments and artistic skills, the highest rank being the tayu who were considered sui...
Found on
http://www.wafuku.co.uk/glossary.htm
No exact match found.