Daikichiyama Tile Kiln ruins - Credit: Wikimedia Commons
The is an archaeological site with the remains of a late Nara period to early Heian period roof tile production site located in what is now the city of Ōsaki, Miyagi Prefecture in the Tōhoku region of northern Japan. It has been protected by the central government as a National Historic Site since 1976. Read more on Wikipedia
Source: en.wikipedia.org