In 1457 after the Choroku Incident occurred when Akamatsu clan's remaining aides, who lost in battle during the Kakitsu War, took away the sacred jewel (Shinji, Magatama) and fought against the Second Southern Court to exterminate them, during the following year the three sacred jewels were handed over to the Northern Court.
1457年（長禄元年）には、嘉吉の乱で没落した赤松氏の遺臣が長禄の変で神璽（勾玉）を奪い返し後南朝を殲滅する奮闘をしたので、翌年には三種の神器は北朝の手中に揃っている。