Osaka (Japanese: 大阪市, Hepburn: Ōsaka-shi, pronounced; commonly just 大阪, Ōsaka ⓘ) is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third-most populous city in Japan, following the special wards of Tokyo and Yokohama.