The Uragami clan had their base in Harima Province, and as chief vassals of the Akamatsu clan who were the Shugo over Harima and Bizen Provinces, had served as the Shugodai of Bizen for generations.
浦上氏は播磨国を本貫とし、播磨国、備前国などの守護を務めた赤松氏の重臣で、代々、備前守護代を務めてきた。