Equipped with an enormous water tank of 9-meter deep, the eight-story building displays life and diversity of habitat through 620 species and 30,000 unique marine creatures including whale sharks, penguins, seals and many others. The special jellyfish exhibit and the interactive exhibit where you can actually touch sharks are the most popular. KAIYUKAN has been chosen as #1 in Asia by the travel review site, TripAdvisor.