Photographed in July 1964
Grave Pit 4 has a plane elliptical shape, measuring approximately 1.0 m in major axis, 0.46 m in minor axis and 0.6 m in depth. It was reported that a decayed skeleton was found inside the grave. The standing stone is placed on the filling soil in the middle of the grave pit. In addition to the stone, 10 potshards were also found in the filling soil.

photo courtesy: Chitose Archaeological Operations Center, Chitose Board of Education, Chitose City