Sengo ruins
Fujinomiya, Japan
The Sengo ruins (, Sengo iseki) is an archaeological site containing the ruins of an early through mid-Jōmon period settlement located in the Kamijo neighborhood of the city of Fujinomiya, Shizuoka in the Tōkai region of Japan. The site was designated a National Historic Site of Japan in 1975.
Archaeological site data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).