The Izumiya Koi Farm is a well-known Koi farm located in Minaminigoro, Ojiya. The farm is famous for its high-quality and very large Yamabuki Ogon, the large metallic yellow Koi fish. It’s one of the distinguished Koi breeders in Niigata and is known for producing true jumbo Koi.

The farm was founded just after WW2 in 1947 and it was the very first Koi farm in the world. The farm is currently run by Mano Ryu. They offer a great selection of Go Sanke, Yamabuki, Goromo, and you can find Koi available to buy from Izumiya Koi Farm online.