Sumida Aquarium is an urban aquarium located inside Tokyo Skytree Town in Sumida ward, Tokyo. It is known for its large open water tanks and exhibits of penguins and jellyfish.
Sunshine Aquarium is located on the rooftop of Sunshine City in Ikebukuro, Toshima, Tokyo. Built around the concept of an 'oasis in the sky', it is known for its varied marine life and displays of penguins and sea lions.