With respect to the line of MINAMOTO no Yoritomo, however, MINAMOTO no Sanetomo, the son of Yoritomo, was killed by Kugyo, the son of MINAMOTO no Yoriie (a brother of Yoritomo).
ただし、源頼朝の系統は、頼朝の子源実朝が、兄源頼家の子公暁に殺害された。