There are no less than a hundred different Nishikigoi varieties if being divided by its patterns and colors in great detail. At koi shows, most varieties in the minority are grouped in the Kawarimono class.
- Karasu-goi family
-
Karasu-goi, Hajiro, Hage Shiro, Yotsu Jiro, Matsukawa-bake, Kumonryu, Sumi Nagashi
- Matsuba family
-
Aka Matsuba, Ki Matsuba, Shiro Matsuba, Matsuba Doitsu
- Kage Utsuri family
-
Shiro Kage Utsuri, Hi Kage Utsuri, Kage Showa
- Kanoko
-
Kanoko Kohaku, Kanoko Sanke, Kanoko Showa
- Mono-colored
-
Ki-goi, Aka-muji, Aka Hajiro, Karashi-goi, Cha-goi, Sora-goi
- Ochiba family
-
Ochiba Shigure, Koyo
- Others
-
Doitsu-goi of the above varieties, Beni Kumonryu, Ki Kokuryu, Beni Ki Kokuryu