In 1156 after Toda died, the brothers of Emperor Sutoku and Emperor Goshirakawa fought against each other to take the position of Chiten, Emperor Goshirakawa won the battle (The Hogen War).
1156年（保元元年）、鳥羽が没すると、崇徳天皇と後白河天皇の兄弟が治天の座を巡って争い、後白河が勝利した（保元の乱）。