足利義滿
The system was completed under Ashikaga Yoshimitsu when he was 10 years old. During his father Ashikaga Yoshiakira's regency, who was until his death busy with the war with the Southern Court, the Ashikaga governors had become however strong and independent warlords. Even though as a consequence the provinces didn't accept any more the oversight of the "Gozan" and of the shogunate, the "Gozan/Ankoku-ji" system remained a valuable instrument to control the various Zen sects.