A large keyhole mound on a hill at Somanouchi, Tenri. Open to the public since March 2019, it can be climbed to the top of the mound (Tenri City). On clear days the basin can be seen from it (Tenri City Tourism Association).
Finds & research
Cylindrical and figural haniwa, Sue and Haji ware; burial unknown.
Official status & archaeological view
Official status
Part of the National Historic Site "Somanouchi Kofun Group" (2018).
Archaeological view
A keyhole mound ~118m long (rear-circle diameter ~66m, front width ~88m; ~165m north–south including its basal platform), built at the end of the 5th century. A horizontal stone chamber is suspected.
Field notes
About 400m from the free municipal Somanouchi car park (Tenri City). Together with Nishiyama Kofun↗ it makes up the National Historic Site Somanouchi Kofun Group.