Due to her subservient personality, she feels inferior and dislikes the sparkling Yoba Academy and Rinku Aimoto. Though her musical talent is mediocre, her cunning and foul-mouthedness are top-notch, and she is adept at inciting people by using all sorts of words, from academic terminology to internet slang, and she always makes inappropriate remarks.
Eimi has gray eyes and chin length dark grayish-brown hair with blonde highlights.