Incidentally, the descendant of FUJIWARA no Tamenori, who was descended from Otomaro and had distinguished himself as a samurai in the middle Heian era, expanded across the country and became the originators of the Ito, Kudo, Nikaido, Sagara, Kikkawa and Amano clans, etc.
なお、乙麻呂の系統で平安中期に武人として頭角を顕した藤原為憲の子孫は各地に広がり、伊東氏、工藤氏、二階堂氏、相良氏、吉川氏、天野氏といった各氏の祖となった。