The earthenware used in burial rituals include the Miyayama-type special vessel stands and jars as well as the Totsuki-type cylindrical haniwa, which is said to be the oldest haniwa evolved from the foregoing along with the next oldest group of haniwa including special jar-shaped haniwa, cylindrical haniwa, house-shaped haniwa, weapon-like haniwa and human-shaped haniwa.
埋葬祭祀で使用された土器は、最古級の前方後円墳では、宮山型特殊器台・特殊壺、この土器から変化した最古の埴輪といわれる都月形円筒埴輪と次に古い特殊壺形埴輪、円筒埴輪、家型埴輪、武器形埴輪、人形埴輪などである。