Kumonryu are doitsu (scaleless) koi with a solid white (shiro) base and areas of black (sumi) pattern overlaying the shiro. Kumonryu (which translates to "nine crested dragon") are said to have been created from a crossing of Matsukawabakke and Shusui broodstock. They may be either completely... Read More
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Beni Kumonryu are a further variation of Kumonryu, where a red (beni) pattern is added to the base white (shiro) and black (sumi) colors of Kumonryu. Beni Kumonryu are always doitsu "scaleless". Some Beni Kumonryu are technically not completely scaleless, but... Read More
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Matsukawabakke are scaled koi with a white or grey base and areas of black (sumi) pattern over top of the base color. Matsukawabakke are said to be the scaled predecessor to the Kumonryu. It is commonly believed that Kumonryu were developed by crossing... Read More
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Chagoi are solid brown or copper-colored koi. The color of Chagoi can range anywhere from a very light brown, to a dark, almost greenish-brown, to a dark copper color, similar to that of a... Read More
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Soragoi are solid-colored grey or silver koi. Just like Chagoi, Soragoi are so closely related to their wild carp ancestors, and can grow to be very large in size. Full-grown Soragoi commonly reaching over 30 inches in length. Additionally, their close relation to wild carp means they are very calm... Read More
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Ochiba Shigure (or, more commonly, Ochiba) are koi that combine the brown or copper color of Chagoi with the silver or grey color of Soragoi to form a two-color pattern. Ochiba (which means "leaves fallen on water") are the result of a crossing of Chagoi and... Read More
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Karasu are solid black koi that have a white, red, orange or yellow belly. Karasu are typically fully scaled koi. Any doitsu (scaleless) solid black koi is most likely a Kumonryu whose pattern has changed to solid black... Read More
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Hajiro are solid black koi with white tips to the fins. Hajiro differ from Karasu, which are solid black koi with completely black fins... Read More
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Midorigoi are green or yellowish-green koi. Midorigoi originated in 1963 when Mr. Tadao Yoshioka, a Japanese breeder, crossed Shusui and Yamabuki broodstock. Because of the Shusui blood present in his Midorigoi, they were always doitsu (scaleless). In recent years, a scaled version of Midorigoi has been... Read More
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Shiro Muji are solid white, non-metallic colored koi. Shiro Muji differ from Platinum Ogon in that they are a flat, matte white, as opposed to the bright, metallic white seen in Platinum Ogon. Shiro Muji are a product of Kohaku spawn, where the red (hi) pattern is... Read More
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Kigoi are koi with a solid yellow, non-metallic color. Kigoi differ from Yamabuki Ogon in that they have a flat, matte, non-metallic yellow coloration, where Yamabuki have a bright and metallic yellow. Kigoi are sometimes referred to as "lemon koi" in the American koi... Read More
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