Under such situation, the Emperor Konin appointed him to Uchitsuomi, a post whose requirement was Dainagon (chief councilor of state) in principle, treated him equally with ministers (at that time, the Emperor said 'Uchitsuomi's duties are same with those of Dainagon and its treatment follows that of minister,' and a regulation stipulating that Uchitsuomi's court rank and so on was same with Dainagon and its jikifu (vassal household allotted to a courier) was 1000 households, the middle of Dainagon and ministers, was established) and put him into a position of the center of the government by posting him at Daijokan.
そこで光仁天皇は良継を大納言を経ずして任命資格のない内臣に任じて大臣と同格扱い（この時「職掌は大納言と同じとし、待遇は大臣に准じる」として官位・禄賜職分雑物は大納言と同格、食封は大納言と大臣の中間である1,000戸とする規則が定められた）として太政官の一員として配置し、名実ともに政府中枢に置いたのである。