The Purple Ranchu is a bonus species of fish in Happy Aquarium.The only way to earn it is downloading the
Purple Ranchu
Crowd Star Toolbar in your computer and later enter in your Happy Aquarium.So,the Ranchu is added to your tank.

In Real LifeEdit

200px-Goldfish Ranchu 2
The ranchu is a hooded variety of fancy goldfish developed in Japan It is referred to as the "king of goldfish" by the Japanese.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.