Nobushige's seventh daughter Okane's husband, Sadakiyo ISHIKAWA (Sorin), is also known for supporting Nobushige's bereaved family including Chikurin-in; he built a graveyard for Nobushige and his wife at Ryoan-ji Temple.
信繁の七女おかねの夫石川貞清（宗林）は、竹林院を始めとする信繁の遺族を援助したことでも知られ、龍安寺に信繁夫妻の墓を建立した。