Guren is someone who likes to talk, and he gives good advice. Sometimes pretending to be lazy, in truth, he really works hard. He keeps many secrets to himself and has no difficulty lying about them. He also plans to dethrone the Hīragi Family. Guren is a tall, young man with medium length black hair similar to an overgrown wavy mullet, with slightly overgrown messy bangs parted in the middle and complementary violet purple eyes. He is considered quite handsome according to some girl.