What Is A Yellow And Black Koi?

A Ki Utsuri (pronounced KEE oot-SOO-ree) koi has a black base with a bright yellow pattern. This gives it a look similar to a chess board bumblebee. It was the first Utsuri type created and established, This is bred by using a Magoi which is an all black koi crossed with a Ki Bekko which is a yellow koi.