There is a description in the section of March, 644 of Nihonshoki (Chronicles of Japan), which is the Prince Karu made his favorite mistress, of the Abe clan to look after NAKATOMI no Kamako, who stayed the palace when the Prince Karu did not go to the Imperial Court; it is believed that this favorite mistress, of the Abe clan was Otarashihime.
日本書紀皇極天皇三年（644年）3月の項に、軽皇子が朝参しなかった時、その宮に侍泊した中臣鎌子に寵妃阿倍氏をつかわして世話をさせたとあり、寵妃阿倍氏は小足媛と考えられている。