Ubayama Shell Mound

Ubayama Shell Mound - Credit: Wikimedia Commons

The is an archaeological site in the Kashiwai neighborhood of the city of Ichikawa, Chiba Prefecture, in the Kantō region of Japan, containing a mid-to-late Jōmon period shell midden, designated a National Historic Site of Japan in 1967. Read more on Wikipedia

type: ancient site
date from: Jōmon period

Source: en.wikipedia.org