Shin Megami Tensei III: Nocturne Original Soundtrack is the original game soundtrack in Shin Megami Tensei III: Nocturne. The soundtrack consist of tracks played only in the original release of Shin Megami Tensei III: Nocturne, and thus, it does not contain soundtracks played in the updated re-release of Shin Megami Tensei III: Nocturne, titled Shin Megami Tensei III: Nocturne Maniax (Lucifer's Call in the PAL release). The soundtrack was composed by Shoji Meguro.