However, as for the actual circumstances that occurred back then, the historical records are limited to those with a 'bansei ikkei' history view in later generations, like in the "Nihonshoki" and so on, so there are also objections to the theories mentioned above.
しかし、実際にどのような経緯があったかについては、依拠しうる史料が、後代に「万世一系」史観の立場で書かれた『日本書紀』などに限られているため、前述の各説には異論もある。