Kaori Kanzaki is a major supporting protagonist in the light novel and anime series A Certain Magical Index. Originally a magician affiliated with the Amakusa-Style Remix of Church, she rejected them and eventually joined Necessarius where she met Index and Stiyl Magnus and became allies with them. She is also a saint and is currently one of the most formidable magicians in the series. Though she rejected the Amakusa Christians, she still feels a sort of longing for them, and eventually returns.