used to be chubby but his Repairer, Wrecka, put him under a rigorous diet that apparently made him slim. He seems to have some feelings for her. It is revealed that is rapid weight loss was actually due to his EX ability to shapeshift. In vol.5 of the manga, he contemplates strangling Zero in his sleep and use his EX to take his place, believing it was his best chance to remain a pilot candidate.
