There are species of Long Tail And Short Tail .
1.Ryukin (LT) : Red Ryukin, Red And White Ryukin, Calico Ryukin, Sakura Ryukin ；
2.Ryukin (ST) ： Red Ryukin, Red And White Ryukin, Black And Red Ryukin , Sakura Ryukin And Calico Ryukin .