Built in 1586 by famous Japanese warrior and politician Toyotomi Hideyoshi, Osaka Castle (Ōsaka-jō) was at the time the largest and most important fortress in the country. Although destroyed and rebuilt a number of times since, the present structure, built in 1931, remains true to the original. Highlights of a visit include the huge five-story, 42-meter-tall main tower. Built on an imposing 14-meter-tall stone base, the tower is home to a number of displays detailing the history of the castle a