SHOWA
Showa.  This koi has a ground colour of black overlaid with red and white markings.
Hi Showa.  This koi has very little white and Hi markings predominate on the black.
Kindai Showa.  This koi white predominates and the sumi is relatively scarce compared with other Showas.
Varieties
Note there are more Showa in the next page just click.