Meiji juyonen no seihen (the failed Meiji-14 coup of 1881) is a politically-motivated incident, which occurred during movement of the Freedom and People's Rights and dispute regarding creation of a constitution in government, especially between Hirobumi ITO, who recommended Bismarck's constitution, which preserves the royal prerogative and Shigenobu OKUMA, who recommended constitution from England, which has parliamentary system of government, as a result of the incident in which Shigenobu OKUMA was banned from government.
明治十四年の政変（めいじじゅうよねんのせいへん）は、1881年（明治14年）自由民権運動の流れの中、憲法制定論議が高まり、政府内でも君主大権を残すビスマルク憲法かイギリス型の議院内閣制の憲法とするかで争われ、前者を支持する伊藤博文が、後者を支持する大隈重信を政府から追放した政治事件をさす。