Kohaku - White with red marking.
Taisho Sanke - White body with red and black markings, also known as Sanke.
Showa - Black body with red and white markings.
Bekko - White, yellow, orange or red body with black markings.
Utsurimono - Black body with red, yellow, orange or white markings.
Asagi - Bluish grey koi with red on its fins and sides.
Shushi - An almost scale less koi with bluish grey scales only on its lateral line and dorsal lines, as well as red on its side and fins.
Kolomo - Literally means "robed". The body is white with red spots outlined in blue, black or purple.
Kawarimono - All non metallic koi fall into this classification where colouration varies.
Hikarimono - Single solid coloured, metallic koi in a variety of colours.
Hukari utsurimono - Metallic Showa and Utsurimono.
Hikarimoyo mono - Metallic koi with more than one colour but don't fall into the Showa or Utsurimono classifications.
Tancho - Koi with a red patch on its head.
Kinginrin - Koi with metallic (glittering metal - flake appearing) scales.