When her niece Soshinni and her husband, Yukikazu MACHINO, became ronin as a result of the Kaieki (demotion) of his overlords, the GAMO clan, Kasuga no Tsubone employed Soshinni as her aide and arranged to have Soshinni's granddaughter (from a daughter who had married into another family) Jishoin enter the O-oku.
姪の祖心尼とその夫・町野幸和が蒲生氏改易に伴い浪人したさいには、祖心尼を自分の補佐として出仕させ、また祖心尼の外孫・自証院を大奥に入れた。