Idojiri Site
Fujimi, Japan
The Idojiri ruins (Idojiri-iseki) is an archaeological site containing the ruins of a mid-Jōmon period (approximately 2500–1500 BCE) settlement located in what is now part of the town of Fujimi, Suwa District, Nagano in the Chūbu region of Japan. The site was designated a National Historic Site of Japan in 1967.
Archaeological site data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).