Yachiyo tayu was Shimabara tayu (the highest-ranking geisha in Shimabara, a geisha district in Kyoto), whose birth date was June 15, 1635, and death date is unknown.
八千代太夫（やちよたゆう、寛永12年5月1日(旧暦)（1635年6月15日）-?）は嶋原太夫。