While the old order of the social status was Omi, Muraji, Tomonomiyatsuko, and Kuninomiyatsuko, the Emperor Tenmu selected only the ones who had a close connection with imperial family from among Omi and Muraji, gave a new titles of Mahito, Asomi/Ason, and Sukune to them, created a new order of the social status, and raised the status of imperial family.
旧来の臣・連・伴造（とものみやつこ）・国造（くにのみやつこ）という身分秩序にたいして、臣・連の中から天皇一族と関係の深いものだけを抽出し、真人・朝臣・宿禰の姓を与え、新しい身分秩序を作り出し、皇族の地位を高めた。