Character from Shinrabanshou's first chapter. General of the animal-themed Juuga Tribe, she is a selfish catgirl and former thief who once tried to steal the secret scroll carried by Corundum. While Corundum is now her fellow general, she still has her eyes on the scroll.
Beryl and Corundum are implied to be the ancestors of Emeralda from the third chapter of Shinrabanshou.