The Umami-kofun Tumuli Cluster was constructed around the Umami-kyuryo Hill which was stretched from Kawai Town, Koryo Town of Kitakatsuragi County to Yamato Takada City, Nara Prefecture, in the southwest area of the Nara Basin.
馬見古墳群（うまみこふんぐん）は奈良盆地西南部、奈良県北葛城郡河合町、広陵町から大和高田市にかけて広がる馬見丘陵とその周辺に築かれた。