In Japan, Sonnoron is a philosophy that, based on the concept of Japan as the nation defined in the "Kojiki" (The Records of Ancient Matters) and the "Nihonshoki" (Chronicles of Japan), claims that Japan exists because of the will of the Emperor (God).
日本における尊王論とは、『古事記』・『日本書紀』が日本という国家の根拠を示したことに基づいて、日本国の存在の根拠を天皇（神）に依ろう、とする考え方。