What is Fukurin in Koi Scales? The Secret to Luster, Texture, and Depth
Fukurin transforms ordinary scales into shimmering three-dimensional jewelry. Discover how Japanese judges evaluate this prized dermal netting trait.
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Koi Varieties
Learn about the many beautiful varieties of koi.
Shiro Utsuri Koi Guide: Black and White Contrast, Menware, and Sumi
Shiro Utsuri represents the pinnacle of monochrome power in Nishikigoi. Master the appreciation of lacquer black sumi, snow-white shiroji, and motoguro.
Read guideChagoi Koi Guide: The Gentle Giants, Temperament, and Jumbo Growth
Chagoi are the friendliest koi in the world. Discover why every pond needs this brown jumbo giant to tame skittish fish and hand-feed with ease.
Read guideTancho Koi Guide: Symbolism, Circular Crest Grading, and Varieties
Named after the sacred Japanese red-crowned crane, Tancho is the national emblem of Nishikigoi. Discover how judges grade circular crest symmetry.
Read guideShusui Koi Guide: Doitsu Scaleless Traits, Mirror Scales, and Care
Shusui combines the elegance of Asagi with scaleless German Doitsu genetics. Learn how to judge mirror dorsal scale lines and prevent skin blemishes.
Read guideAsagi Koi Care Guide: Blue Net Scales, Hi Markings, and History
Asagi is one of the oldest primitive varieties of Nishikigoi. Discover how to evaluate its blue reticulated fukurin netting, red hi placement, and soft water needs.
Read guideKoi Body Conformation Guide: Judging Shape, Frame, and Symmetry
Body conformation accounts for 50% of koi judging points in Japan. Learn how to evaluate skeletal frame, ozutsu thickness, and graceful swimming posture.
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