A woman dressed in "Oiran" costume performs on stage at a festival in Tokyo's Asakusa district, April 14, 2007. "Oiran", also known as "Tayuu", were high-class courtesans predominant in the Edo period. They practiced the arts of dance, music, poetry and calligraphy to entertain men in the pleasure quarters. REUTERS/Kiyoshi Ota (JAPAN)