The Nikyo Jiken was an abortive coup d'etat in which Michiteru OTAGI and Mitsusuke TOYAMA, nobles in joi-ha (supporters of expulsion of the foreigners), attempted to overthrow the Meiji Government in 1871.
二卿事件（にきょうじけん）は、明治4年(1871年)、攘夷派の公卿、愛宕通旭と外山光輔が明治政府の転覆を謀ったクーデター未遂事件。