Junson's daughter Yaya (also known as Jukoin) married Yorifusa TOKUGAWA of the Mito clan, producing Yoritaka MATSUDAIRA (the first lord of the Hitachi Fuchu domain).
娘の弥々（寿光院）は水戸藩徳川頼房に嫁いで、松平頼隆（常陸府中藩初代藩主）を生む。