It is also possible that Naka no Oe no Oji and others, who erased his real name and his records, gave him a derogatory name instead after his and his son Iruka's death.
また蘇我入鹿と同様に死後中大兄皇子らによってこれまでの名前を資料とともに消され、新たに卑しい名前として勝手に名付けられたという説もある。