From the middle to the late of the third century, the Totsuki-style cylindrical Haniwa, which are the oldest cylindrical Haniwa, were unearthed from large keyhole-shaped tomb mound (Totsukizaka Ichigo-kofun Tumulus in Okayama City, Hashihaka tomb in Sakurai City, and Mt.Gongen Gojuichigo-kofun Tumulus in Mitsu-cho, Tatsuno City, Hyogo Prefecture).
3世紀中葉〜後葉になると、前方後円墳（岡山市都月坂1号墳、桜井市箸墓古墳、兵庫県たつの市御津町権現山51号憤）から最古の円筒埴輪である都月型円筒埴輪が出土している。