In these national policy of seikyoitchi (unity of religion and politics), the 'Konkomyo Saisho-o kyo' (translated into 10 volumes by Gijo, also known as I Ching or Yi Jing, a Tang Dynasty Buddhist monk), a set of Buddhist scriptures to guard the nation, was valued.
こうした政教一致ともいうべき国家体制のなかで重視されたのが、国を護る経典である「金光明最勝王経」（10巻、唐僧の義浄訳）であった。