A "satori", a type of yokai who can see through people's hearts, similar to Natsume Zange.
Her power is so strong that it is always active and because of that she knows lots of information.
She can't go out of her place because she would be overwhelmed by the great quantity of information that she could gather involuntarily, everytime someone visits her she asks things from the outside world.
She holds the highest authority of the yokai and is the founder of Maison de Ayakashi