 An album of arranged music was published by Square Enix on December 8 , 2010 . The album , NieR Gestalt & Replicant 15 Nightmares & Arrange Tracks , contains 11 tracks across a length of 54 : 43 , and has a catalog number of SQEX @-@ 10212 . The arrangements were done by composers Okabe , Ishihama , and Hoashi , as well as by " oriori " , Ryuichi Takada , and Hidekazu Tanaka . The first five arrangements , in a techno style , were included in the Nier DLC , while the remaining tracks are piano , instrumental , chiptune , and a cappella versions of tracks from the game . In the liner notes for the album , Okabe said that the DLC tracks were meant to be " more war @-@ like " versions of the originals , while the second half of the album was intended to " maintain the image and worldview of the original music " . 
