Vivinavi : World : () World

Highlights 1 ： The charm of the river that the ocean does not have. It is a collaboration of sun, greenery and fish.
～ Welcome to the green river bed where natural light flickers and fish swim lively ！ ～

Feel as if you were a fish.

Recreates the nature of the Naka River from its source to downstream.
Large acrylic glass rising from the floor, a half-surface water tank, and real trees and flowers on the land.
In the water, the sun's rays are pouring down, the wind is blowing, and the leaves and petals that have fallen from the trees are slowly settling to the bottom of the river.
The sight of the sky from the bottom of the river makes you feel as if you were a fish.

Dynamic Naka River fish.

The fish that grow up in this nature-conscious aquarium show various appearances depending on the season, such as their vivid nuptial color and dynamic spawning behavior.
The story of the exhibit is ｢ From Naka River to the rivers of the world and to the sea of longing … ｣.
Experience the splendor of a river you have been too familiar with to notice.
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Highlights 2 ： 360 ° Panoramic view from the tube-shaped tunnel tank
The Amazon's largest tank ！

Experience the Amazon River in a huge tank ！

The world's largest river, the Amazon, is reproduced in a huge 400-ton aquarium. The tunnel through the aquarium provides a powerful view of the Amazon River, with giant fish swimming above your head and giant catfish lurking beneath your feet.
About 100 unique species of fish swim here, ranging from piranhas, catfish, rays, and others as small as 2 cm to the largest fish in the Amazon, the pirarucu, which is over 2 meters long. The view from the bottom of the Amazon River looking up at the sky is like a different space. ｢ The largest tank in Japan for displaying fish from the Amazon River ｣ The Amazon Large Aquarium .
You can feel the magnificence of nature and the depth of living creatures.

Highlights 3 ： Touch and Feel ！ A popular spot for children
Touching Tank ・ Fish Lab

Seeing ！ Touching ！ Feeling ！ ！

The most popular spot for small children is the touching tank ！ Crayfish ・ Turtles, starfish ・ Sea urchins ・ Sharks You can touch and observe creatures that you do not usually have a chance to touch, such as crayfish , starfish , and even sharks.

Experience "living things" firsthand ！ ！

The Fish Laboratory offers hands-on courses such as fish dissection and experiments. Expert staff will explain about living creatures in more depth. This is one of the park's favorite spots, where you can learn about the fascination of living creatures that cannot be seen only by looking at them, and it provides an opportunity to think about life.