Hirasawa Kanga ruins

Hirasawa Kanga ruins - Credit: Wikimedia Commons

The is an archaeological site with the ruins of a Nara to Heian period government administrative complex located in what is now part of the city of Tsukuba in Ibaraki prefecture in the northern Kantō region of Japan. The site has been protected as a National Historic Site from 1980. Read more on Wikipedia

type: ancient site
date from: 8th century AD

Source: en.wikipedia.org