Koi are ornamental fish native to Japan that have become popular around the world due to their bright colors and patterns. They have a long history in Japanese culture, with many festivals held each year dedicated to them. There are many different types of koi, including Kohaku koi with white base color and red markings, Shusui koi with blue scales and red patches, Ogon koi with metallic scales, Doitsu koi with diamond-shaped scales, Utsurimono koi with black markings on a white base, and Hikarimuji koi with single-colored metallic scales all over their bodies. Breeding and caring for them requires patience as well as clean water free from parasites or bacteria and proper nutrition. In addition to being kept as pets by hobbyists all over the world, they can also be used for food consumption or stocking ponds. Due to its cultural significance within Japanese society along with its wide appeal among hobbyists worldwide, these vibrant