井口裕香
The ending theme music of "A Certain Magical Index: The Movie – The Miracle of Endymion" is "Fixed Star" by Kawada and the single was released on February 20, 2013. The first opening theme music of "A Certain Magical Index III" is "Gravitation", while the second one is "Roar", both performed by Kurosaki. The first ending theme music is , while the second one is , both performed by Yuka Iguchi. Kurosaki performed the opening theme music of "A Certain Magical Index: Imaginary Fest" titled "Junction".