Yukio is a very calm and serious man. He is cold and calculating, often trying to see the best way to manipulate a person or situation. He is gay with an inclination to be fond of pretty boys. He is tall and muscular. He's prone to being aggressive and has anger issues. He's very possessive and controlling. A sadistic and conniving man. He is addicted to nicotine and cigarettes. He's a serial killer whose victims are typically women.