Sannai-Maruyama Site
三内丸山遺跡
This site preserves Japan's largest Jōmon settlement across 40 hectares, with a reconstructed six-pillared structure dating to around 2600 BC and UNESCO World Heritage status.

The Sannai-Maruyama Site is a museum and archaeological site featuring the largest Jōmon settlement discovered in Japan, covering 40 hectares. The site was inhabited by hunter-gatherers from the Early Jōmon period to the Middle Jōmon period (3900-2200 BC) and evolved from a seasonal camp to a mobile society and finally a settled village. Its most notable structure, a reconstruction of a large six-pillared building built around 2600 BC, has parallels in other sites in Japan and Eurasia, including a wooden predecessor to Stonehenge. The site was known was the Edo period and was inscribed on the UNESCO World Cultural Heritage List on July 27, 2021.
Featuring:
Reconstructed large six-pillared building
Pieces of pottery
Burial pits and mounds
Reconstructed large and small pit-dwellings
Reconstructed pillar-supported buildings





