Yuki is a pink-haired young-looking girl. She is quite short, and she is thin. She is energetic and sociable, quite extroverted, but if she is alone, she is quite depressed or just calm. She can stand for herself. One of some of Yuki's main character traits is her infantilism, which she has had since childhood, she quickly gets attached to people, can break down due to emotional problems and then blame herself for it.