Tanaka published a thesis that denied the theory that 'Chutenno' was Yamatohime no Okimi, which was the basis of argument of the Yamatohime no Okimi enthronement theory and got the issue back to where it was at the start.
田中は1951年の論文で倭姫即位説の論拠だった「中天皇」を倭姫とする説を突き崩し、問題は白紙に返ることになった。