Kaishu KATSU, a retainer of the Shogun, advocated an early cease-fire with Takamori SAIGO--commander of combined Satsuma and Choshu forces; Consequently, the last Shogun Yoshinobu TOKUGAWA surrendered Edo Castle without any bloodshed and spared Edo from the ravages of war with the exception of the Battle of Ueno fought between domain and government forces.
幕臣勝海舟は早期停戦を唱えて薩長軍を率いる西郷隆盛と交渉、最後の将軍徳川慶喜は江戸城の無血開城し降伏、交戦派と官軍の間の上野戦争を例外として、江戸は戦火を免れた（江戸開城）。