Despite showing an apparent serious demeanor, Gen hides a lazy and childish personality, overreacting when slightly annoyed by something. Nevertheless, once he arrives on the battlefield, His attitude changes radically, becoming very serious and dedicated. When confronting other people, Gen seems to be very informal and rude. He seems to value skills above all else, and demands results by anyone serving in his division. He likes video games and action figures, and his followers on social media.