Sukumozuka Kofun
Masuda, Japan
The Sukumozuka Kofun is a Kofun period keyhole-shaped burial mound, located in the Kugi neighborhood of the city of Masuda, Shimane in the San'in region of Japan. The tumulus was designated a National Historic Site of Japan in 1941. It is the largest in the Iwami region and the largest in Shimane prefecture.
Archaeological site data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).