Iwakura gathered important retainers of the alliance domains of Satsuma, Tosa, Aki, Owari, and Echizen to his residence on the night of January 2, 1868 (the eve of D-day), declared his commitment to the restoration of Imperial rule and requested their cooperation.
前日・12月8日（1868年1月2日）夜、岩倉は自邸に薩摩・土佐・安芸・尾張・越前各藩の重臣を集め、王政復古の断行を宣言、協力を求めた。