Battle of Aizu

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Battle of Aizu
Part of Boshin War
Attack of the Aizu-Wakamatsu castle during the Battle of Aizu.
Date October 6, 1868 – November 6, 1868 Location Aizu 37°18′N 139°34′E / 37.30°N 139.56°E / 37.30; 139.56 Result Imperial victory
Belligerents
Imperial faction: Satsuma Domain Chōshū Domain Tosa Domain Hiroshima Domain Ōgaki Domain Sadowara Domain Kiheitai Jinshotai [ja] Shin'itai [ja]	Shogunate faction: Northern Alliance Aizu Domain Shinsengumi Shōgitai Jōshitai Yūgekitai [ja]
Commanders and leaders
Satchōdo Army: Saionji Kinmochi Itagaki Taisuke Yamagata Aritomo Ijichi Masaharu Kuroda Kiyotaka Kirino Toshiaki Sharpshooters: Murata Tsuneyoshi	Matsudaira Katamori Saigō Tanomo Yamakawa Hiroshi Kayano Gonbei Tanaka Tosa† Saitō Hajime Nakano Takeko†
Strength
15,000 combatants 75,000 reinforcement	5,000 combatants (9,400 in total: 3,500 clans soldiers, 5,900 samurais, dozens of female warriors)
Casualties and losses
unknown	2,977 killed

The Battle of Aizu (Japanese: 会津戦争, "War of Aizu") was fought in northern Japan from October to November in autumn 1868, and was part of the Boshin War.