Kaseyu has heterochromia black(right) and blue(left). She wears an indigo shirt with purple sleeves, a blue skirt with indigo bike shorts under it, and pink socks with black shoes. Her hair is yellow and styled as a side ponytail held together by a flower with an ahoge. She also wears pink headphones.
- Her theme color is indigo, but will be changed to lime/light green in the re-design
- Her active status is undefined
- People think she is crazy because of her mix matched eyes, but this has to do with her being a witch. She uses fairly poweful magic and she sees herself as a superhero.