و آر ایل:https://upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Japan_natural_location_map_with_side_map_of_the_Ryukyu_Islands.jpg/540px-Japan_natural_location_map_with_side_map_of_the_Ryukyu_Islands.jpg
و آر ایل:https://ja.wikipedia.org/wiki/宮沢遺跡
