In the hundred-square-meter exhibition room, there are exhibited a large number of excavated articles, such as burial jars and earrings made of clay excavated at "Kuwagaishimo site"; which describe life in the Jomon period, swords manufactured in the Tumulus period; wood slips which were attached to articles to be conveyed to the capital city in the Asuka period; etc.
約100平方m2の展示室には、縄文時代の暮らしぶりを示す「桑飼下遺跡」から出た埋葬用のかめや、土製の耳飾りをはじめ、古墳時代の刀、飛鳥時代に都へ納める品物に付けた木簡などの出土品も数多く展示されている。