Nakazawahama Shell Midden

Nakazawahama Shell Midden - Credit: Wikimedia Commons

is an archaeological site consisting of a Jōmon period shell midden and the remains of an adjacent settlement located in what is now the city of Rikuzentakata, Iwate Prefecture in the Tōhoku region of northern Japan. It has been protected by the central government as a National Historic Site since 1934. Read more on Wikipedia

type: ancient site
date from: Jōmon period

Source: en.wikipedia.org