Judging from the presence of the paved stones, the construction of the drum-shaped stone chambers through the advanced stone-building technique, and the iron chape with silver inlays among the burial articles, we may assume that it was constructed by an important local power in Musashi Province who had a close connection with the progressive Kinai government.
葺石の存在や、高度な石組み技術で胴張り型石室が形作られている点、副葬された鉄地銀象嵌鞘尻金具などから、先進的な畿内の政権と密接な繋がりを持つ、武蔵国の有力な在地勢力が造営したものと見られている。