There is a view that his father was Sumiyoshi Okami or Takeuchi no Sukune, there being with the former a description that 'the Empress had a secret relationship with Okami' (Records of the Age of the Gods from the Sumiyoshi-taisha Shrine).
父として「是に皇后、大神と密事あり」（住吉大社の住吉大社神代記」）とある住吉大神や、あるいはまた武内宿禰とする考えもある。