Osaka (Japanese: 大阪市, Hepburn: Ōsaka-shi, pronounced [oːsakaɕi]; commonly just 大阪, Ōsaka [oːsaka] ⓘ) is a designated city in the Kansai region of Honshu in Japan, and one of the three major cities of Japan (Tokyo -Osaka- Nagoya). It is the capital of and most populous city in Osaka Prefecture, and the third-most populous city ...