Mononobe clan are descended directly from god of Nigihayahi-no-mikoto (Legend age) by his descendant Mononobe no Arakabi (Kofun period), Takaoka Sadamochi, descendant of Mononobe no Arakahi, is the first who took the name of Takaoka.
Mononobe no Moriya | Mononobe no Arakabi | Mononobe clan |