At one time, there were various theories on not only the year of the Emperor Kinmei's enthronement but also that of Shoo of Baekje, ranging from 513 to 527 ("Samguk Sagi" [History of the Three Kingdoms], Shoki, "Book of the Liang dynasty," "Shusho" [one of Nijushishi, 24 dynastic histories in China, in which a history of Northern Zhou is given], and "History of Northern Dynasties").
かつては上記の欽明天皇即位年次のみならず、百済の聖王もまた513年から527年に至るまで即位年代に諸説が存在した（『三国史記』、書紀、『梁書』、『周書』、『北史』）。