Travelers are voting Osaka Castle, Fushimi Castle and Itami Castle as the best of 6 castles in Osaka. There are 1 castle in Himeji a city just 89 km from Osaka and 3 castles in Minamiawaji which is 104 km distant. The most popular of these are Himeji Castle in Himeji and Akō Castle in Minamiawaji. You can find 137 Castle in the country of Japan and Osaka Castle is our members favorite Castle in all of Japan. Want more? Check out our map of castles in Osaka.