薩さっ長ちょう同どう盟めいさっちょうどうめいMeanings1nounSatchō Alliancehistorical termHistorical term for the 1866 military and political alliance between the Satsuma and Chōshū domains, which played a key role in the Meiji Restoration.薩さっ長ちょう同どう盟めいは、坂さか本もと龍りょう馬まの仲
