Hirabaru Site
Itoshima, Japan
The Sone Site is a group of Yayoi period burial mounds, located in the Sone and Arita neighborhoods of the city of Itoshima, Fukuoka Prefecture, Japan. The site was designated a National Historic Site of Japan in 1982, with the area under protection expanded in 2000.
Archaeological site data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).