The large tank of the "Natural Ecological Museum of the Sea" is one of the largest tanks in Japan for keeping giant kelps (height 7 m (23 ft), width 12 m (39 ft)), and more than 10,000 sardines are in captivity here also.

following Fuji at the Okinawa Churaumi Aquarium, succeeded in installing the second artificial tail fin of a dolphin in the world with the cooperation of Bridgestone.

In the winter season after 2013, aquariums installed multiple kotatsu in front of the fish tank of "Blue World" and adopted a system to observe fish while warming the body.

[7] Nine days after the 2024 Noto earthquake, a male whale shark at the attraction died which officials attributed to equipment damage leading to poor living conditions in the tank.

[9] Exterior Fish tank This article on a zoo, aquarium, safari park, dolphinarium, or aviary is a stub.