Kohaku are white koi with red markings and are the most popular variety in Japan and much of the world. Ideally the red markings should be deep in colour and uniform shade with the edges of the pattern well defined. The base white should be a clean 'snow' white.

Kohaku are white koi with red markings and are the most popular variety in Japan and much of the world. Ideally the red markings should be deep in colour and uniform shade with the edges of the pattern well defined. The base white should be a clean 'snow' white.