Osaka Aquarium Kaiyukan

"This eye-catching red, gray, and blue building is Japan's best aquarium outside of Okinawa and one of the world's largest." Full review

"The extremely modern area around the port boasts many attractions, one of which is the Osaka Aquarium Kaiyukan." Full review

"Kaiyūkan is among Japan's best aquariums." Full review

"One of the world's largest...tours begin through a tunnel filled with reef fish, followed by an escalator ride to the eighth floor; from there, you'll pass through 15 different habitats " Full review