A National Historic Site regarded as a large tomb of the early Yamato polity. Numerous mirror fragments came from the looted chamber, and recent research reconstructs more than 103 mirrors.
Finds & research
The looted pit chamber yielded mirror fragments, beads, stone arm ornaments, iron bracelets, and a ceremonial staff. Recent reassessment places the mirror total above 103.
Two views on the occupant
Archaeological view
An approximately 207m keyhole mound at Tobi, Sakurai. Its rear section has three tiers and front two, with stone facing; a log fence surrounded the summit pit chamber and double-rimmed jars were arranged there. It is dated to the late 3rd century, in the generation after Hashihaka. The occupant is unknown.
Imperial Household Agency view
This is not an Imperial Household Agency mausoleum. It was designated a National Historic Site on 27 March 1973.
Field notes
Follow on-site guidance when viewing the mound. Check current museum information for displays of the finds.