However, the Miyayama-type special vessel stands and jars, the Totsuki-type cylindrical haniwa, which is the oldest type of haniwa, and other items have been collected by the staff of the Imperial Household Agency.
しかし、宮内庁職員によって宮山型特殊器台・特殊壺、最古の埴輪である都月型円筒埴輪、などが採集されている。