Anything strike you as special about this fish here? Well ... And just like prized dog breeds, Japanese people take koi breeding very seriously. There are regular competitions to name the top ...

Koi fish are what you might call a happy accident. In the 1600s, Japanese carp farmers began ... you probably know there's specially formulated koi food to meet their nutritional needs.

Now, China also has not renewed the last remaining pre-export quarantine deal that expired Oct. 30, Japanese officials said. Not renewing the contract effectively ends China's import of koi fish ...