He is said to have been born to Emperor Korei, his father, and Yamato no Kuni Kahime, his mother, at Yamato Kurodaiodo no Miya (present day Tawaramoto-cho, Shiki-gun District, Nara Prefecture).
庵戸宮（やまとくろだいおどのみや、現在の奈良県磯城郡田原本町）にて父・孝霊天皇と母・倭国香媛の間に生まれたとされる。