Japanese koi, also known as Nishikigoi, and the ten varieties that define the hobby. By Siddharth D'Souza Estimated read time: 5-6 minutes Today we dive deep into the world of Japanese koi, also known as Nishikigoi, and explore some of the most significant varieties that make this living art form so magical. There are hundreds of koi varieties, differentiated by colour, pattern, scale type and even shape - but don't worry, we'll stick to the ten that are most foundational and