Orange ginrin chagoi variety Koi Japanese: literally ´brocaded carp´, are ornamental domesticated varieties of the common carp Cyprinus carpio that are kept for decorative purposes in outdoor koi ponds or water gardens Koi are among the longest-living ve. Orange ginrin chagoi variety Koi Japanese: literally ´brocaded carp´, are ornamental domesticated varieties of the common carp Cyprinus carpio that are kept for decorative purposes in outdoor koi ponds or water gardens Koi are among the longe