Fuji ogon koi, where only The top with the Koi is metallic Orenji ogon koi, and that is all orange like a standard goldfish, having a red splotch on its back again. Goldfish enthusiasts tend to be rather fond og the Orenji.A Platinum Ogon is a white single colored metallic koi. Try to find clean up and consistent coloration with no blemishes. It is