What was the style of houses in the Jomon period called?

What was the style of houses in the Jomon period called? Jomon Houses
The main type of construction was the pit house. It consisted of structures built out of wood. Timber was used as inner posts to support the roof, which was made with several layers of straw or other dry vegetation. The walls were built similarly.

What is the type of shelter that was common for the hunter gatherers in Japan? The Early and Middle Jomon lived in hamlets or villages of semi-subterranean pit houses, excavated up to about one meter into the earth.