GU-4 Glow Up

GU-4 — Omosako male Shiro Utsuri, Nisai, 49 cm. One of the Glow Ups from our 2026 Omosako grow-out selection — the sumi is still coming in. Colour and pattern will develop and deepen over the next season, for the grower who wants to watch a fish transform under their care. This listing is for this exact fish, photographed and filmed at our facility in Upland, California. The fish Code: GU-4 Breeder: Omosako Koi Farm — Kure, Hiroshima Variety: Shiro Utsuri Sex: Male Age: Nisai (2 years) Size: 49 cm (approx. 19.3 in) Why Omosako Omosako Koi Farm has been producing premium Shiro Utsuri since 1949 — three generations of breeders refining a single signature variety. Shawn selected these fish personally from Omosako's Kure ponds. Shipping & arrival Free overnight Southwest Cargo shipping, continental US IATA-certified live animal packing Live arrival guarantee Questions? Call the shop at (909) 920-3767.