The Otomo clan had been an influential clan in the Asuka period; however, after the death of Fukei's brother OTOMO no Nagatoko who had served Emperor Kotoku as a minister, the family declined and been in misfortune.
大伴氏は飛鳥時代の有力氏族だが、孝徳天皇の大臣大伴長徳が死んでから不遇であった。