Mitsuki is a woman with spiky ash-blonde hair and red eyes; the same aforementioned traits that her son Katsuki inherited. Because of her Quirk, she maintains a youthful appearance despite being in her late thirties. At home, she is seen wearing a white blouse underneath a lavender cardigan with a short black skirt. Quirk: Glycerin (グリセリン Guriserin?): Mitsuki's Quirk gives her the ability to secrete Glycerin from her skin. Because of its moisturizing effect, she maintains great skin quality