He also adopted MINAMOTO no Nakaie (elder brother of MINAMOTO no Yoshinaka), son of MINAMOTO no Yoshikata who was killed in action in a battle against MINAMOTO no Yoshihira, son and heir of Yoshitomo, in the Kanto region before Hogen Disturbance; the reason for his adoption was unknown.
また、経緯は不明だが、保元の乱以前に関東で義朝の嫡男源義平と戦い討ち死にした源義賢の子の源仲家（源義仲の兄）を養子にしている。