The Amazing Okinawa Churaumi Aquarium

Aquarium with the Largest Water Capacity in the World: Okinawa Churaumi Aquarium

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The aquarium with the largest water capacity in the world is the Okinawa Churaumi Aquarium at the Ocean Expo Commemorative National Government Park in Motobu, Okinawa. It has a capacity of 7,500 cubic meters and is the 2nd largest aquarium in the world next to Georgia Aquarium in Atlanta, USA. This gigantic aquarium had been visited by more than 20 million visitors.


  • It holds 80 species of coral.

  • It is set on 19,000 m² of land

  • Okinawa Churaumi Aquarium is made up of four floors

  • Kuroshio Sea, the main tank, holds 7,500 cubic meters of water

  • The aquarium has a total of 77 tanks containing 10,000 m³ of water.

  • The tanks contain deep sea creatures, sharks, coral and tropical fish.

  • The aquarium is one of only a few aquariums that keep Whale Sharks in captivity

  • Manta Rays and Whale Sharks are kept alongside many other fish species in the main tank.

  • Water for the saltwater exhibits is pumped into the aquarium from a source 350m offshore, 24 hours a day.

  • The acrylic glass panel of Kuroshio Sea is one of the world’s largest panels of its kind measuring 8.2 by 22.5 meters with a thickness of 60 centimeters.

See also

Interesting Things You Need To Know About Japan