Fish, dolphins, and jellyfish are on display inside. Especially popular are the exhibitions where you can experience the richness of the Kujukushima sea, such as one of the largest jellyfish exhibition corners in Japan and a large outdoor tank that is rare in Japan.

The dolphin show is also one of the popular programs at Umi Kirara. You can observe the smartness and athleticism of dolphins up close. The "Fureai Program", where you can swim with dolphins, is also popular.

There is also a Kujukushima sightseeing boat.