On February 7, 1864, the five members of Yoshinobu HITOTSUBASHI, Shungaku MATSUDAIRA, Yodo YAMAUCHI who was the former lord of the Tosa domain, Munenari DATE who was the former lord of the Uwajima domain and Katamori MATSUDAIRA who was the lord of Aizu domain (Kyoto shugoshoku [Military governor of Kyoto]) were appointed to Sanyo by the Imperial Court.
12月30日、一橋慶喜、松平春嶽、前土佐藩主山内容堂、前宇和島藩主伊達宗城、会津藩主（京都守護職）松平容保の5名が、朝廷より参預に任じられる。