Kawaratsuka kiln ruins

Kawaratsuka kiln ruins - Credit: Wikimedia Commons

The is an archaeological site with the ruins of a Nara to Heian period factory for the production of earthenware, located in what is now the city of Ishioka in Ibaraki Prefecture in the northern Kantō region of Japan. It received protection as a National Historic Site in 2017. Read more on Wikipedia

type: ancient site
date from: 7th century to 10th century AD

Source: en.wikipedia.org