It is built on Cape Noshap. It raises and displays about 100 species and 1500 items, mainly fish that live in cold currents. Japan's largest freshwater fish, known as "Maboroshi no Fish" indoors, is swimming with the fish from the northern sea, juyuyu in a traveling aquarium boasting a water volume of 90 tons. In the summer, a show of the beloved seal seals is held twice a day outdoors, and in the winter, you can enjoy a walk of the Humboldt penguins. Along with the adjacent Wakkanai City Youth Science Museum, he is known as the nickname "Wakari Umu". It takes one hour.