Varieties of Koi

Kohaku

Key facts

Appearance: White base (shiro) with red markings (hi) — the most classic and prized variety
Ideal pattern: Well-defined, symmetrical red markings that do not extend into the fins. A pure, snow-white base.
Grading: Quality is judged by the sharpness of the edges (kiwa), the intensity of the red, and the purity of the white.
Categories: Tancho Kohaku (only one red circle on the head), Ippon Hi (a single long red stripe)