It is said that people lived in the surrounding area including Fukuchiyama City from the beginning of the Jomon period; many influential powerful families are thought to have lived here because many ancient tombs and dwellings were found across a wide area.
福知山市を含む周辺地域では縄文時代の始め頃から人が住んでいたといわれ、広範囲において数多くの古墳やその住居跡が出土したことから、かつては多数の有力豪族が居たと考えられている。