Shinkoku kan (view of divine land) which spread in and after the medieval period, then became a logic justifying the samurai government, and a person in paramount authority was called 'Tenkabito' (person becoming the ruler of the country).
中世以降には神国観が広まり、武家政権の正当化する論理となり、最高権力者は「天下人」と呼ばれた。