After becoming disillusioned with Kenmu Restoration that returned power to Emperor Godaigo, Takauji set up the Muromachi Shogunate in Kyoto with Emperor Komyo as his nominal master and was appointed the Seii Taishogun (literally, "great general who subdues the barbarians").
尊氏は後醍醐天皇の建武の新政から離反した後、光明天皇を擁立して京都に室町幕府を興し、征夷大将軍に任じられた。