Hihaizuka Kofun
Japan
The Hihaizuka Kofun is a Kofun period burial mound, located in the Shimohirasui Minami neighborhood of the city of Kasuga, Fukuoka Prefecture, Japan. The tumulus was designated a National Historic Site of Japan in 1976.
Monument data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).