An early keyhole mound immediately east of Nishitonozuka. Confirmed remains include the moat, embankment, and a haniwa ritual installation.
Finds & research
The 1997 investigation recovered numerous haniwa and identified a haniwa ritual installation on the mound. Finds include finned oval cylindrical haniwa. The burial facility and grave goods are unknown.
Two views on the occupant
Archaeological view
A 139m keyhole mound at Nakayama, Tenri; including its rectangular basal platform, the total length is given as 175m. It dates to the late 3rd century. A 1997 investigation identified a moat and embankment, a haniwa ritual installation on the mound, and numerous haniwa. The burial facility and occupant are unknown.
Imperial Household Agency view
This is not an Imperial Household Agency mausoleum. Tenri City investigates and preserves the site, but the city source reviewed does not state that it is a National Historic Site.
Field notes
Do not enter surrounding fields or private land; observe only from public roads and authorized areas.