Tokyo (東京 Tōkyō, English: /ˈtoʊkioʊ/,[8] Japanese: [toːkʲoː] (About this soundlisten); lit. “Eastern Capital”), officially Tokyo Metropolis (東京都 Tōkyō-to), one of the 47 prefectures of Japan, has served as the Japanese capital since 1869.[9][10] As of 2018, the Greater Tokyo Area ranked as the most populous metropolitan area in the world.
