As Eto, she has a child-like appearance. Her entire body is wrapped in bandages, with tattered maroon cloak with droopy ears attached to the hood. She wears a floral scarf around her neck. Her right eye is a kakugan, while the other eye is a normal green eye.
As Sen Takatsuki, she is a short, very attractive woman in her mid 20s. She typically wears a sleepy or curious expression and dresses in modest or sloppy fashion. Her long green hair is usually messy and uncombed or bundled on top of her head in a messy bun. However, even though she is typically unkempt, she is noted to be an incredible beauty with many admirers and greatly resembles her mother, Ukina; this resemblance is furthered when she cuts her hair to a short bob before she publicly announces she's a ghoul.
As the One-Eyed Owl, her single Kakugan is in her right eye, and her initial Kakuja created a mask with one hole on the right eye's position and three zigzag lines on the left, with two lines at the mouth's position slanted downwards, which greatly resembled her