In 709, the Hayato people began to pay tribute to the imperial court, asserting that Ezo and "iteki "(barbarians) - who were considered different race - were to be subjugated, and thus given important role in National ceremonies.
709年には隼人の朝貢制度が始まり、朝廷において蝦夷とともに異民族たる「夷狄」が服属していることを示し、国家の儀礼において重要な役割を与えられた。