Since there was a description of people from Yamatai-koku in "Suishu" (the Book of the Sui Dynasty), Yamatai-koku as the capital of Wa probably existed until the seventh century.
『隋書』に「都於邪靡堆、則魏志所謂邪馬臺者也」とあり、邪馬臺国は7世紀まで倭の首都として存続したと考えられる。