It can be seen from earthenware from all over northern Kyushu to southern Kanto excavated from the Makimuku ruins that these buildings played roles such as exchange centers controlling most of the Japanese Islands at that time.
北九州から南関東にいたる全国各地の土器が出土し、纏向が当時の日本列島の大部分を統括する交流センター的な役割を果たしたことがうかがえること。