While the Takeda clan was the main branch of Kai-Genji (Minamoto clan), the Ogasawara clan of the Kagami clan line was a branch family, however it was never inferior to the Takeda clan considering the social status and influence and still a major clan having territories and family throughout the country.
甲斐源氏の嫡流となった武田氏に対し、加賀美氏流の小笠原氏は庶家にあたるものの、格式や勢力の上では決して武田氏に劣ることなく、全国各地に所領や一族を有する大族である。