As it is difficult to believe that 'iri' was a later creation, this increases the likelihood that these kings and royals really existed and advocates the theory that Emperor Sujin was the progenitor of the Iri and Miwa Dynasties.
「イリ」が後世の創作とは考えにくいことから、これらの大王・王族は実在の可能性が高まり、崇神を始祖とする「イリ王朝」「三輪王朝」説なども提唱されている。