In 1683 there was a ceremonial investiture of the crown prince, the Imperial Prince Asahito (later called Emperor Higashiyama), who was expected to ascend to the Imperial Throne; this brought back the title of Crown Prince, which had not been used for a long time.
1683年には意中の皇位継承者であった朝仁親王（後の東山天皇）の立太子礼が行われ長く中断していた皇太子の称号を復活させた。