Kinmon incident

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Kinmon incident 禁門の変・蛤御門の変
Part of Bakumatsu conflicts
An 1893 woodblock print by Yūzan Mori, depicting the Hamaguri rebellion.
Date 20 August 1864 Location Kyoto 35°01′23″N 135°45′35″E / 35.02306°N 135.75972°E / 35.02306; 135.75972 Result Tokugawa shogunate victory
Belligerents
Chōshū Domain Sonnō jōi rōnin force	Tokugawa shogunate  Aizu Domain  Satsuma Domain  Mito Domain Owari Domain Kii Domain Kuwana Domain  Ōgaki Domain Echizen Domain Hikone Domain Yodo Domain Asao Domain  Shinsengumi Mimawarigumi Yūgekitai
Commanders and leaders
Fukuhara Echigo	Tokugawa Yoshinobu
Strength
3,000 men (1,400 Chōshū army + 1,600 rōnin force)	50,000 men
Casualties and losses
400 killed or wounded	60 killed or wounded, 28,000 houses burnt down
class=notpageimage| Location within Japan

The Kinmon incident (禁門の変, Kinmon no Hen, "Forbidden Gate Incident" or "Imperial Palace Gate Incident"), also known as the Hamaguri Gate Rebellion (蛤御門の変, Hamaguri Gomon no Hen, "Hamaguri Imperial Gate Incident"), was a rebellion against the Tokugawa shogunate in Japan that took place on the 20th of August [lunar calendar: 19th day, 7th month], 1864, near the Imperial Palace in Kyoto.