142m keyhole mound (2nd largest in Mie Prefecture) in Nabari City. The principal mound of the National Historic Site Mihata Kofun Group. One of the giant mounds of the largest kofun cluster in the Iga region; the tomb of a powerful late 5th-century chieftain of the Nabari area.
Finds & research
Cylindrical, house-shaped, and parasol-shaped haniwa were found on the mound; a looters' pit is present at the rear summit.
Official status & archaeological view
Official status
A principal mound of the Mihata group, designated a National Historic Site on 17 October 1978.
Archaeological view
A 142m keyhole mound (rear diameter 98m and height 14m; front width 100m). Built in the late 5th century, it is the largest mound of the Mihata group. Stone facing and cylindrical, house-shaped, and parasol-shaped haniwa are documented. The National Historic Site Mihata Kofun Group includes Tonozuka, Jorozuka, Bishamonzuka, Umazuka, and Kijinzuka.
Field notes
According to the Mie Prefectural Archaeological Center, it lies in front of Kintetsu Mihata Station.