Caille

Caille (カーユ) is a Human Samurai-Fisherman and a member of Marine Organization, working as the right-hand man of his guild-master, Michitaka.

Appearance
Caille is tall and thin, appearing to be in his twenties, has scruffy dark blue hair, chin stubble, bushy eyebrows, and his eyes constantly appear to be squinting. He wears oriental clothing in varying shades of blue, and black boots.

Conference of the Lords arc
Caille is one of the ten (seven in the anime) Round Table Alliance representatives sent to Ancient Court of Eternal Ice to attend the conference between the Eastal League of Free Cities lords.