Katase

Katase is a high school student who is also a member of the Occult Research Club. She is a childhood friend of Issei Hyoudou and has feelings for him, but she is too shy to confess her love to him. She is also a member of the kendo club and is very skilled with her sword. One day, Katase is walking home from school when she is attacked by a Fallen Angel. She is saved by Issei, who defeats the Fallen Angel and takes Katase back to the Occult Research Club. Katase is grateful to Issei for saving her life and she begins to develop feelings for him. However, Katase is also aware of Issei's feelings for Rias Gremory and she knows that she can never compete with Rias for Issei's love. As a result, Katase decides to keep her feelings for Issei a secret. Katase is a kind and caring person who is always willing to help others. She is also a strong and determined person who is not afraid to stand up for what she believes in. Katase is a valuable member of the Occult Research Club and she is a true friend to Issei.