Charlotte Dunois is a character from the anime Infinite Stratos.
They have been indexed as Female Teen with Purple eyes and Blonde / Yellow hair that is To Chest length. EDIT
Charlotte is a first year student at the IS academy and is the IS cadet representative from France. Charlotte was originally introduced in the series as "Charles", the second male IS pilot student that was transferred into Ichika's class but was actually sent to the academy to spy on Ichika. Charlotte is put in a room with Ichika,