In 1473, when the West Army's Mochitoyo (Sozen) YAMANA and the East Army's Katsumoto HOSOKAWA both died Yoshimasa took this opportunity to hand over his position as the Shogun to his son, Yoshihisa ASHIKAGA, in December, and he officially retired.
文明5年（1473年）に西軍の山名持豊（宗全）、東軍の細川勝元の両名が死んだことを契機に、義政は12月に将軍職を子の足利義尚へ譲って正式に隠居した。