 The game 's music was composed and directed by Tomoya Ohtani , with Takahito Eguchi handling the cut @-@ scene music and orchestration . <unk> <unk> also contributed a single piece , the theme for " Desert Ruins Zone - Act 3 " . The three @-@ disc official soundtrack , titled Sonic Lost World Original Soundtrack Without Boundaries , was released physically in Japan and digitally worldwide via iTunes and Amazon Music on November 27 , 2013 . 
