Her appearance as a Yo-kai features the top of her more human-like, while the bottom's more bug-like.
She wears a white shirt, with a pink colored vest shirt along with pink colored high heels. She also carries two saw hand blades in both of her hands.
Her normal human appearance's similar to normal Katie. The only differences are that she has jagged eyes, sharp teeth, and her personality's rude, and obnoxious, while Katie's kind, happy, and cheerful.
- Kamakiri On'na literally translates into Mantis Woman