There are over a 100 different types of koi (Nishikigoi).
To find the proper koi classification you will need to look at their colors, patterns, and body confirmation. Each type of koi fish variety has it’s own specific details for identification and can be described based off another classification of Japanese Koi type.
For example, a Showa Sanke is a koi with calligraphic Sumi pattern on Kohaku and the Goshiki was created by breeding Asagi with Kohaku. View popular koi varieties below and click to learn about each type of koi.