His personality is very feline; No, those ears aren't a part of a costume. These characters look human but have feline features such as cat ears, tails and eyes.
These Characters Look Human But Have Feline Features Such As Cat Ears, Tails And Eyes.
No, those ears aren't a part of a costume. She is the daughter of a human father and a nekomata mother. Natsuki is very kind and friendly to everyone, always trying to protect the weak and uphold the law.