This is because there are correlations between process of an increase of Nakamaro's power and Otari's exceptional promotion, when we think about Nakamaro's power and personnel relocation of government official of Office of Todai-ji Temple Construction together.
根拠は、仲麻呂の権力と、造東大寺司の官人の異動をリンクさせて考えると、仲麻呂が権力を増大させていく過程と、雄足の抜擢とが相関関係を持って見えるというものである。