Kurotsuchi is generally calm and easy-going, she also has an immature side to her, which she hides. She has short black hair and distinctly pink eyes which are accentuated by her eyelashes running upwards at the corners. She wears the standard attire of the Iwa-nin, a red uniform with her right sleeve missing and a lapel over her right leg, the brown Iwagakure flak jacket, fishnet tights and a skirt over them. She also wears regular shinobi sandals and a pair of gloves. She is a jōnin.