Kokugaku in the previous period and the thought of revering the Emperor existed in the background of such a move, and the thought of emphasizing uniqueness of Japanese that existed in "Nihonshoki" and had been maintained thereafter as well existing base.
これは前代の国学や尊王思想を背景とするもので、根底には『日本書紀』以来続いてきた日本の歴史の独自性を強調する考えが流れていた。