Keyhole mound (108m long) in Koryo Town, Nara. Part of the Umai Kofun Group — the major kofun cluster of western Yamato basin, anchored by Suyama Kofun (220m). Located within Umai Hillside Prefectural Park, it can be visited alongside other mounds in the same park, including Suyama and Nagareyama Kofun, giving a vivid sense of the scale of ancient Nara's funerary landscape.
Finds & research
Stone paving, haniwa, and surrounding moat confirmed. Details of grave goods not published.
Two views on the occupant
Archaeological view
Keyhole mound 180m long. Mid-5th century. Two-tiered construction with stone paving, haniwa, and a surrounding moat confirmed. Located at the core of the Umai Kofun Group. Occupant unknown; likely a prominent member of the ruling lineage that built this cluster. Located within Umai Hillside Park and open to the public.
Imperial Household Agency view
Not designated by the IHA. National Historic Site managed by Koryo Town as part of the Umai Kofun Group.
Field notes
Umai Hillside Prefectural Park is a large park famous for its spring tulip festival, with several well-preserved kofun integrated into the landscape. Nearest access: ~20 min walk from Kintetsu Tawaramoto Line Kasanui Station, or by bus from Kintetsu Osaka Line Goido Station.