KOHAKU

Kohaku has red markings on the white skin ground, and it is representative of the Nishikigoi. It has been highly improved in breeding and regarded as “King of the Nishikigoi”. 
Kohaku Variations by Hi Markings:
Kuchi-Beni (lipstick)
It has a small Hi marking on the lip part.
Maruten
It has an independent round Hi on the head part, together with other Hi markings on the body.
Men-Kaburi
The most part of the head is blanketed with a Hi marking, which makes an ungraceful impression.
Hana-tsuki
A Hi head marking touches the nose tip.
Inazuma
It has a thunder-lightning-like (zigzag) Hi marking running through the body.
Ippon-Hi
It has a continuous, simple Hi marking.
Dan-mono
It has some Hi markings in groups, for instance, Nidan: two-stepped Hi, Sandan: three-stpped Hi, and Yondan: four-stepped Hi.
Tancho Kohaku → Tancho
It has only an independent round Hi on the forehead part.
Shiro-muji (Shiro-bo) → Mujimono
Its skin ground is only in white, and it is usually removed at first culling.
Aka-muji (Aka-bo) → Mujimono
Its skin ground is only in red, and it is usually removed at first culling.