- Official name: Sumida Aquarium
- Location: Tokyo Skytree Town, 1-1-2 Oshiage, Sumida-ku, Tokyo
- Date of opening: 2012
- Timings: 9am to 8pm (last entry at 7pm)
- Number of visitors per year: Over 1.2 million visitors annually
- Function: An aquarium and entertainment destination
- Unique feature: "Kuroshio" sea tank, one of the largest in the world, showcasing a beautiful coral reef ecosystem