Kasuga no Tsubone (Fuku SAITO), who was Iemitsu's wet nurse, was on friendly terms with Saneeda from their early childhood, because, after her father, Toshimitsu SAITO went with the army in the Honnoji Incident, which was initiated by his master, Mitsuhide AKECHI, and died in the battle of Yamazaki, she was taken in by Kinkuni SANJONISHI, who was a relative on her mother's side, and grew up in the mansion at Sanjonishi.
なお家光の乳母・春日局（斎藤福）は、父斎藤利三が主君明智光秀の起こした本能寺の変に従い、山崎の戦いに敗死した後、母方の親戚である三条西公国に引き取られ三条西邸で養育された過去があり、実条とも幼少より親交が深かった。