Mizuho is very violent and gets angry over very small things, such as scolding her brother when it takes him some time to get juice.
At home however, she wears a white shirt with black shorts and pink stockings. While in school, she wears the typical Karakura High School outfit.
She has slightly thick eyebrows and brown eyes. Mizuho has long brown hair that she ties up in a ponytail with a purple hairpiece and keeps long bangs on both sides of her face.