Nara era, the general farmers, lived in pit dwellings continued from Jomon period. This is the residence of the model which was found in Yachimae ruins of Shirakawa, there is a considerably difference in structure as compared with those of the Jomon period.
Some of the dwellings, have been made the stove. The stove, turtle of repelling has been put. Further, the outer wall has been stretched the plate.
Pit house is, summer is on top airy cool, have prevented the invasion of insects at night. Winter, warm because it was covered with animal skin and bark on the floor, was fully able to cope with frost drainage ditch soup is also provided on the wall from the roof. The doorway Hashigodan is placed, plate, such as the door had been attached. Inside, the furnace is made a little away from the center, there was a minced fish that became one step higher in the main pillars and walls.
In Nara Prefecture, pit dwellings provided with a stove have been found in the forest ruins of Takatori Shimizutani ruins and Gose. The hot air and by reservoir thought it was a unique facility for heating the indoor, in the tri-people of the residence, to suggest that there was a heating equipment, such as the Korean stove.
Pit house is, not all of the ancient common people residence. This stilts housing and which has been considered as a warehouse until, excavation example is less flat dwellings, also Horitsu pillar dwellings in recent years excavation in reverse is rapidly increasing, have come to be considered as the common people of life dwelling.