A large 188m keyhole mound (190m in the 1921 designation record) in Iga City, dated to the early 5th century and designated a National Historic Site. Its burial facility remains unexcavated.
Finds & research
Interior unexcavated. Cylindrical and house-shaped haniwa fragments have been collected from the surface.
Two views on the occupant
Archaeological view
A 188m keyhole mound (190m in the designation record) in Iga City, dated to the early 5th century; its burial facility remains unexcavated.
Imperial Household Agency view
Not an IHA mausoleum; designated a National Historic Site.