These Roshi wrote a petition to Katamori MATSUDAIRA, the lord of Aizu Domain and Kyoto Shugoshoku (Military Commissioner of Kyoto), to be 'Left in charge of Aizu Domain' and established the Mibu Roshigumi.
浪士たちは京都守護職会津藩主松平容保に嘆願して「会津藩御預り」となり壬生浪士組を結成する。