Ran Tsu An Rin

Ran Tsu An Rin (ラン・ツー・アン・リン) is a merman warrior and member of the Nine Colors.

Background
In the past, Ran Tsu An Rin was recognized by the Holy Kingdom's monarch and became a member of Nine Colors.

The Paladin of the Holy Kingdom Arc
He was mention in passing by Orlando regarding the different strengths of each of the Nine Colors.

Trivia

 * So far, Ran Tsu An Rin is the only known demi-human member among the Nine Colors.