Description
Doitsu Utsuri Classic Koi Carp (Cyprinus carpio)
Overview
The Doitsu Utsuri Koi is a striking scaleless variety of Japanese koi, prized for its bold contrast between deep black (sumi) and bright white or yellow coloration. With its smooth, leather-like skin and clean patterning, this variety offers a modern, high-impact appearance that stands out beautifully in ponds and large water gardens.
Origin
Japan
Feeding
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Omnivorous: high-quality koi pellets, supplemented with vegetables, fruits, and occasional protein treats
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Feed 1–2 times daily during warmer months
Tank / Pond Mates
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Compatible with other koi and large, peaceful pond fish
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Avoid aggressive or fin-nipping species
Aggression
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Peaceful and social
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Thrives in groups and mixed koi collections
Experience Level
Beginner to advanced – hardy and adaptable when housed in properly filtered ponds
Water Parameters
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Temperature: 15–25°C (59–77°F)
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pH: 6.5–8.5
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Hardness: Moderate
Notes
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Doitsu (scaleless) varieties display sharper, cleaner color contrast
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Requires excellent water quality to maintain vibrant coloration
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Grows large and needs ample swimming space and strong filtration
A stunning and elegant koi, the Doitsu Utsuri is perfect for hobbyists seeking bold contrast, refined beauty, and classic Japanese koi appeal in their pond collection.