Ata Shell Mound
Minamisatsuma, Japan
The Ata shell mound (Ata Kaizuka) is an archaeological site in the Kinpu neighborhood of Minamisatsuma, Kagoshima, Japan containing an early Jōmon period shell midden. The midden was designated a National Historic Site in 2020.
Archaeological site data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).