JPD Shogun Koi Food Japan Pet Designs newest koi food - JPD Shogun Koi Food. With an all season diet, this koi food adds in Shiroji enhancing ingredients to help whiten up your koi. JPD Shogun 11 lbs. Super White Enhancer Out Of Stock JPD Shogun 33 lbs. Super White Enhancer Out Of Stock JPD Shogun Sinking 44 lbs. Super White Enhancer Out Of Stock