Nobesawa Ginzan
Obanazawa, Japan
Nobesawa silver mine (Nobesawa ginzan) was a silver mine, located in what is now part of the city of Obanazawa, Yamagata in the Tōhoku region of northern Japan. It is now closed, and the site was designated a National Historic Site of Japan in 1966.
Mine data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).