Sanke, are three coloured Koi with red and black (sumi) markings on a white background. A good Sanke must have a pure white background and uniform red and black markings. There should be no black markings on the head.

Sanke, are three coloured Koi with red and black (sumi) markings on a white background. A good Sanke must have a pure white background and uniform red and black markings. There should be no black markings on the head.