(とある科学の超電磁砲 Original Soundtrack 1 - SPARK!!) was first released on January 29, 2010 and was published by Geneon. "only my railgun" (TV size) "Tokiwadai Chūgakkō" (常盤台中学校) "Fūkīn no Katsudō" (風紀委員の活動) "Judgement desu no!"
(とある科学の超電磁砲 Original Soundtrack 1 - SPARK!!) dirilis pada 29 Januari 2010 dan dipublikasikan oleh Geneon. "only my railgun" (TV size) "Tokiwadai Chūgakkō" (常盤台中学校) "Fūkīn no Katsudō" (風紀委員の活動) "Judgement desu no!"