The bakufu side was not yet strong enough to resist that messenger, and had to accept the reformation, including personnel affairs such as appointing Yoshinobu TOKUGAWA, who lost his standing during the Ansei purge, as a guardian of the shogun, Shungaku MATSUDAIRA as Seiji sosai shoku (roughly, director-general of political affairs), and Katamori MATSUDAIRA (the lord of the Aizu clan) as Kyoto shugoshiki (post of provincial constable) (See Bunkyu Reform).
幕府側にはそれを拒否する力は無く、安政の大獄で失脚した徳川慶喜を将軍後見職、松平春嶽を政事総裁職、松平容保（会津藩主）を京都守護職とするなどの人事を含む改革を余儀なくされた（文久の改革参照）。