Chisato Wakamiya

Chisato also known as Chichin is depicted as the most mature of the three Ginsei girls. She is almost eaten by the homunculus Jinnai when he attacks Ginsei High039s dorm but she is saved by Tokiko. Like Mahiro she has no memory of what happened but eventually remembers when Dr. Butterfly and the L.X.E. attacks Ginsei High. In quotBuso Renkin Afterquot she is seen taking an interest in Gta when he transfers to Ginsei High. Source: Wikipedia