Keima Katsuragis home room teacher in The World God Only Knows. She is very strict and doesn't hesitate to use violence to teach a lesson.
She is specially violent against Keima and his remarks on the entertainment value of her lessons. She is an alumni of Maijima academy. She was a member of the champion girls basketball team. Until it got disbanded by the team captain Jun Nagase. A part from being Jun Nagase's senior in high school, she was also her supervisor during her teachers training.it was reveled that she has a connection to at least one of hells royal families.
She also has magic powers that are strong enough to take down a level 4 spirit. She always appears when things get out of control and the new devils can't handle them. Currently she is trying to infiltrate "Vintage".