Yasumoto states that if Himiko was, in fact, Amaterasu, the Yamatai Kingdom would be Ten (according to the Nihonshoki) or Takamanohara (according to the Kojiki), which would mean that the Yamatai Kingdom was located in Kyushu, then moved to the Kinai region, where it became the Yamato Imperial Court (this is the theory of the Yamatai Kingdom being relocated to the East).
安本美典は、卑弥呼がアマテラスだとすれば、邪馬台国は天（『日本書紀』）または高天原（『古事記』）ということになり、九州にあった邪馬台国が後に畿内へ移動して大和朝廷になったとする（邪馬台国東遷説）。