Obanai is a fairly muscular woman with a short stature and pale complexion. Her hair has straight-edged tips varying lengths. Her eyes are unusual due to Obanai’s right eye being yellow and left eye being turquoise. Her is partially blind in her left eye. Her mouth is slit. She wears a navy version of the standard Demon Slayer uniform, along with a black and white striped haori. Obanai is a very harsh and strict individual who shows no concern for others. She has a habit of pointing fingers.