"STUDY" is the twenty-second episode for the second season for the Toaru Kagaku no Railgun anime adaption, and the forty-fifth episode overall. It was first broadcasted on September 13, 2013. It was directed by Takashima Daisuke, screenplay written by Tsuchiya Michihiro, and storyboarded by Sayama Kiyoko . The animation was co-directed Moroishi Kouta, Komatsubara Sei, and Shigeki Kimoto. The time left for Febrie is 72 hours.