On September 24, 1180 Shigeyori complied with a request made by Shigetada HATAKEYAMA who was of the Chichibu clan and who took the side of the Ise-Heishi (Taira clan).
同年8月26日(旧暦)、重頼は伊勢平氏方に付いた同じ秩父一族である畠山重忠の要請に応じた。