A major central-Umami-group keyhole mound comparable in scale to Suyama Kofun.
Finds & research
The Imperial Household Agency holds comma-shaped, tubular, and jujube-shaped beads regarded as grave goods. The structure of the central burial facility and the occupant are unknown.
Official status & archaeological view
Official status
The Imperial Household Agency manages it as the Mitsuyoshi Mausoleum Reference Site.
Attribution (jitei): the Imperial Household Agency's determination of whose tomb it manages — separate from heritage designation.
Archaeological view
A 200m keyhole mound at Mitsuyoshi, Koryo. Its rear is about 117m across (at least 120m on Koryo Town's cultural-property page) and 19m high, while the front is 118m wide and 17m high. It has projections, a moat, and an outer embankment. On the basis of its cylindrical haniwa, it is dated to the early part of the Middle Kofun period.
Field notes
The precinct is closed as a Mausoleum Reference Site. The surrounding moat and outer embankment are private land; do not enter without permission. View it from surrounding public roads and authorized worship areas.