The Tajiri clan, native to the surrounding area, who were the descendants of Haruzane OKURA, showed fine performances during the subjugation of Sumitomo, and it seems unlikely that the descendants of the family of FUJIWARA no Sumitomo controlled the area.
また近隣一帯は、田尻氏など純友追討に功のあった大蔵春実の子孫が土着しており、藤原純友一族の子孫が勢力を持ったとは見なしがたい。