As a base for managing and ruling the area, samurai and landlord established their own town in the vicinity of the roads or ports which worked as a linchpin of traffic, or on the elevated ground which provided them with an extensive view.
現地経営・支配の本拠として、武士・在地領主は交通の要衝となる道や港津の近隣や展望のきく高台などに館を置いた。