One theory has it that she was introduced to Kagekatsu by a merchant who visited the Uesugi family, and became his concubine in Kyoto, although there is no historical material revealing details, thus how she became a concubine is yet unknown.
一説では上杉家に出入りする商人の斡旋により、京都で景勝に見初められて側室になったといわれているが、詳細な史料は存在せず、側室となった経緯は不明である。