Izumi Ikarashi Koi Farm, also known as Ozumi Ikarashi Koi Farm, is located in Ozumi, Nagaoka city, Japan. The farm is run by Kazuhiro Ikarashi and Hidetoshi Ikarashi. They specialize in breeding a variety of Koi, including Benikikokuryu, Ochiba, Chagoi, Asagi, Goshiki, Koromo, Kujaku, Hariwake, Yamabuki and Kawarimono.

The farm became famous for the creation of the Kin Kikokuryu variety. They offer a great selection of Tosai, Nisai, and Sansai Koi.