Osaka Castle, Japanese castle in Osaka, Japan
Osaka Castle is a Japanese castle in Chūō-ku, Osaka, built on two raised platforms of landfill supported by sheer walls of cut rock using burdock piling, each overlooking a moat. The keep is five stories tall outside and eight inside, with white walls and green roofs that curve upward at the corners, topped by a small dark finial. The grounds contain thirteen structures designated Important Cultural Assets, including Ote-mon Gate, Sakura-mon Gate, and several turrets.
Toyotomi Hideyoshi began building on the site of the Ishiyama Hongan-ji in 1583; the castle fell to Tokugawa Ieyasu in 1615 and the Toyotomi line ended. Tokugawa Hidetada had it rebuilt from 1620 to 1629 with granite walls that still stand. The keep was reconstructed in reinforced concrete in 1931.
Inside the main tower, visitors encounter displays of samurai armor, weapons, and documents that show how people lived during the Toyotomi period. Japanese families often visit to teach their children about the country's past and spend time exploring the exhibition spaces together.
The site is easily accessible by public transport with several train and subway lines stopping nearby. Visitors should allow time to walk around the stone walls, explore the gardens, and climb the stairs to reach the tower's upper levels, especially during busy periods when crowds are heavier.
The keep's five exterior stories hide eight interior floors, and the 1931 tower is a reinforced-concrete reconstruction. The 1620s walls are interlocked granite boulders without mortar, many bearing the crests of the clans that supplied them.
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