It has been told that the lady looked at ripe plums and decided to introduce the production method of Ubai, an ingredient for safflower dyes which was popularly used in Kyoto to the people of Tsukigase.
その女官が熟れた梅の実を見て月瀬の民に京都で使用される紅花染め用の烏梅の製法を教えたという伝承が残る。