Danjyo-zan Kofun
Japan
The Danjōzuka Kofun refers to a group of kofun burial mounds located in the Mikuninochō-Kokubunji neighborhood of the city of Himeji, Hyōgo Prefecture, in the Kansai region of Japan. Four tumuli were collectively designated a National Historic Site in 1921.
Monument data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).