He had a short cut hair, just colored black rather than pink, and pale blue eyes. He was also very muscular as a human and bore three black criminal tattoos on each forearm. He possessed stubborn and resilient personality. However, he also had a noble, kind, and even honorable side. The crimes he committed were only driven by sheer desperation to help. Koyuki was a fair-skinned young lady with large, rounded pink eyes with white pupils shaped as flowers. She is short with black hair tied back.