世界樹の迷宮
The game's score was composed and arranged by Yuzo Koshiro, with Takeshi Yanagawa arranging an additional 10 tracks. In addition to new compositions, the soundtrack also includes arranged music from previous "Etrian Odyssey" games. An original soundtrack release, titled "Sekaiju to Fushigi no Dungeon Original Sound Track", was published by 5pb. Records and released in Japan on April 22, 2015.