With the Retired Emperor Saga's strong desire, Prince Tsuneyo, who was Jushiinoge jiju (Junior Forth Rank, Lower Grade Chamberlain) on this occasion, was installed as the Crown Prince on June 4, 823.
皇太子には嵯峨上皇の強い意向で同月4月18日に当時従四位下侍従であった恒世王が立てられる。