Also, from the time he was in the womb of his mother, he was destined to accede to the Imperial throne and, thus, he has a title of honor of Emperor Taichu (Emperor residing in the womb).
また、母の神功皇后の胎内にあったときから皇位に就く宿命にあったので、胎中天皇（はらのうちにましますすめらみこと）の敬称がある。