Highlights: Located in the center of Osaka, Osaka Castle is a major landmark of Osaka. It is also listed as one of the three famous castles in Japan's history together with Nagoya Castle and Kumamoto Castle. The Osaka Castle is divided into inner, middle, and outer castles (i.e., Honmaru, Ninomaru, Sannomaru). The magnificent city gate, the steep walls and the wide moats inside and outside are very spectacular. The pavilion also overlooks the streetscape around Osaka Castle. In the parks of the castle, plum blossoms and cherry blossoms bloom in their respective seasons, and they are famous places to enjoy plum and cherry blossoms in Osaka.