Clan name and hereditary title were originally held by people of the governing classes and these titles were such as Omi, Muraji, Tomo no Miyatsuko, Kuni no Miyatsuko composing Yamato Sovereignty (the king and his family were excluded).
氏姓は元来はヤマト王権を構成する臣・連・伴造・国造などの支配階級が称したものである（王とその一族を除く）。