After Yasubei was orphaned, he was taken in by his maternal grandfather Shirobei MIZOGUCHI, however, Morimasa also died about two years later, so he was taken in by the Nagai family his sister Kin married into.
孤児となった安兵衛は、はじめ母方の祖父・溝口四郎兵衛に引き取られたが、盛政もその後二年ほどで死去したため、姉きんの嫁ぎ先である長井家に引き取られていった。