A must read research topic on the History of Doitsu Koi and the criteria for judging Doitsu varieties as well as the specific show rules as to which show class a Doitsu Koi should be benched and judged. Written by Willem Daffue.

The History of Koi - written by Pieter Odendaal from koi4u and reproduced with his kind permission. A comprehensive history of koi for all koi keepers.

South African Koi enthusiast Paul Coetzee achieves great success with his Koi at the all Japan Koi Show