Ōnohara Kofun cluster

Ōnohara Kofun cluster - Credit: Wikimedia Commons

The is a group of kofun burial mounds located in the city of Kan'onji, Kagawa Prefecture, on the island of Shikoku of Japan. The tumuli were collectively designated a National Historic Site in 2015 with the area under protection expanded in 2020. Read more on Wikipedia

type: ancient site
date from: late 6th - mid-7th century AD

Source: en.wikipedia.org