San Jose, CA · Ships nationwide · $$ $$$ show
ChampKoi (Champion Nishikigoi) is a San Jose, California online koi dealer founded in 1998 by hobbyist-turned-importer Tom Lai. It sells premium Japanese koi hand-selected directly from named Niigata- and Hiroshima-area breeder farms, ships nationwide overnight, and publishes individual breeder profiles so buyers can see which farm produced each fish before purchase.
- Kohaku Koi
- Showa Koi
- Sanke Koi
- Asagi Koi
- +5 more
Mililani, HI · Ships nationwide · $$ $$$ show
Kodama Koi Farm has been farming koi in Mililani, Hawaii since 1969 and operates as both a breeder and a major importer, running weekly online auctions of fish sourced directly from top Niigata breeders such as Dainichi, Isa, and Marudo. It ships nationwide by air cargo from Hawaii and runs an additional retail location, Kodama Koi Garden, in New York.
- Kohaku Koi
- Showa Koi
- Sanke Koi
- Shiro Utsuri
- +9 more
Enola, PA · Ships nationwide · $ $$
Koi Fish USA is an online-only koi and butterfly koi retailer operated by Cumberland Valley Koi, LLC out of Enola, Pennsylvania. It focuses exclusively on live fish, offering next-day nationwide delivery, a 14-day live-arrival guarantee, and over 100 standard and butterfly koi varieties, though it does not publicly disclose whether stock is bred in-house or sourced from other farms.
- Kohaku Koi
- Sanke Koi
- Showa Koi
- Tancho Koi
- +17 more
Upland, CA · Ships nationwide · $ $$ $$$
Mystic Koi & Water Gardens is a family-owned shop in Upland, California that has operated since 1996 as, by its own description, the largest Southern California specialty retailer of imported Japanese koi and water-gardening supplies. The three-quarter-acre property carries an unusually wide range of named varieties sourced from Japanese breeders including Sekiguchi, Omosako, and Sakai Fish Farm, alongside plants, filtration, and pond-care products.
- Kohaku Koi
- Sanke Koi
- Showa Koi
- Shiro Utsuri
- +16 more
Sunbury, OH · Ships nationwide · $$$ show
Ohio Koi is a Sunbury, Ohio dealer founded in 2016 that raises domestic koi across eight mud ponds and 24 indoor tanks while also stocking Japanese imports. Its online catalog lists premium varieties such as Shiro Utsuri, Showa, Kikokuryu, and Kujaku in the $1,200-$8,500 range, with the company noting hundreds more fish are available to view in person by appointment. It ships nationwide alongside a broader pond-supply and specialty-goldfish business.
- Shiro Utsuri
- Hi Utsuri
- Showa Koi
- Ochiba Koi
- +5 more
Rocklin, CA · Ships to 49 states · $$ $$$
Sacramento Koi is a family-owned importer of Japanese koi based in Rocklin, California, operating since 2000. It sells hand-selected imported koi online and through a storefront, runs new arrivals through an extended in-house quarantine before sale, and also manufactures its own U.S.-made pond filtration equipment under the Sacramento Koi / Advantage brand.
- Kohaku Koi
- Showa Koi
- Ochiba Koi
- Hi Utsuri
- +3 more
West Jordan, UT · Ships nationwide · $ $$
Utah Koi is a West Jordan, Utah dealer founded in 1987 by owner Robyn Kasteler, one of the state's earliest koi retailers. The business sells imported Japanese koi and fancy goldfish alongside pond filtration equipment and design consultations, operating primarily by appointment out of its West Jordan location.