Ryushiba has long dark magenta hair in the same hairstyle as Sakyu's. One of her eyes is yellow and the other is magenta.
Slightly dislikes him because he takes time away from her and Emily.
She likes her slightly, due to them being in the same club.
Thinks she is very annoying due to her being very ditzy and unreasonable.
She has a crush on him, but won't tell anyone about it.
She hates her for unknown reasons.