Before Taiho Ritsuryo (Taiho Code) was enforced, there were Kibi no Oho mikotomochi (in 679), Suo Sorei (in 685), and Iyo Soryo (in 689), and so on, but they were abolished as Taiho ryo was enforced, and only Dazai no sochi (Governor-General of the Dazai-fu office) was kept.
大宝律令以前には吉備大宰（天武8年）、周防総令（天武14年）、伊予総領（持統3年）などあったが、大宝令の施行とともに廃止され、大宰の帥のみが残された。