MYTH - One of the ornamental fish brings good luck (part-1)

Koi fish is a type of ornamental fish that lives in fresh water. Many suspect that koi ornamental fish come from Japan, but actually koi fish come from Chinese waters which are popular in Japan.
This fish is popular because it has a beautiful pattern with varying prices. The better the pattern and the bigger it is, the higher the selling price will be.
Recently, keeping koi fish has become a very popular hobby.