 She is terrible at embroidery, which Ryūki likes to tease her about; when she attempts to make a sunflower-like floral pattern, Shōka mistakes it for a lion.Shusui appears kind and caring to Shūrei and Ryūki, although Ryūren is suspicious of her swift agility in dealing with Kōrin's clumsiness.It is later revealed that Shusui comes from the Hyōu clan and she is to succeed Ruka as the leader of the psychics.