A half-human half-yokai who has lived with Jirou since they were young and whose powers include controlling birds and shapeshifting. She is very protective of Jirou and has had feelings for him ever since they were young and once claimed to be his fiancée. She hates when Kikko gets close to him as she sees her as a rival for his affection. Emi wears a white and blue outlined coat. Underneath the coat, she wears a dark gray long-sleeved shirt with the sleeves coming up and cutting off.