3-day itinerary for Osaka

Osaka Castle (大坂城 or 大阪城, Ōsaka-jō) is a Japanese castle in Chūō-ku, Osaka, Japan. The castle is one of Japan's most famous landmarks and played a major role in the unification of Japan during the sixteenth century of the Azuchi–Momoyama period.

The Umeda Sky Building (梅田スカイビル, Umeda Sukai Biru) is a two-tower mixed-use skyscraper in Osaka, Japan. Located on the outskirts of the Umeda business district in Kita-ku, Osaka, the Umeda Sky Building consists of two 40-story towers interconnected at their two uppermost stories via glass bridges with escalators and elevators that cross an open atrium space.

The Osaka Aquarium Kaiyukan (海遊館, Kaiyūkan; known as the Kaiyukan) is an aquarium located in the ward of Minato in Osaka, Osaka Prefecture, Japan, near Osaka Bay. When it opened in 1990, it was the largest public aquarium in the world.

Sumiyoshi-taisha (住吉大社), also known as Sumiyoshi Grand Shrine, is a Shinto shrine in Sumiyoshi-ku, Osaka, Osaka Prefecture, Japan. It is the main shrine of all the Sumiyoshi shrines.

Tsūtenkaku (通天閣; lit. "Tower Reaching Heaven") is a tower and landmark of Osaka, Japan, and advertises the Hitachi company.

Namba Station (難波駅, なんば駅, Nanba-eki) is a name shared by two physically separated railway stations in the Namba district of Chūō-ku, Osaka, Japan, operated by Nankai Electric Railway and the Osaka Metro. The name "Namba Station" can also refer to the entire station complex as a whole, including the similarly named JR Namba Station and Ōsaka Namba Station.

The Tennōji Park (天王寺公園, Tennōji Kōen) is a park with botanical garden at 1–108, Chausuyama-cho, Tennōji-ku, Osaka, Japan.

Osaka Museum of History (大阪歴史博物館, Ōsaka Rekishi Hakubutsukan) opened in Chūō-ku, Ōsaka, Japan, in 2001. The project architects were César Pelli & Associates and Nihon Sekkei.