品種改良のコイで、尾鰭、背鰭、腹鰭がニシキゴイと比べ2倍以上長く、ヒレを靡かせて泳ぐ姿が特徴的です。

This carp is a result of selective breeding. The tail fin, dorsal fin, and ventral fin are more than twice as long as those of the Nishikigoi, and it is characterized by swimming as their fins gracefully flow in the water.