ntroducing the "Project Sekai Soundtrack App" on Google Play! This app allows you to immerse yourself in the world of "Project Sekai" by playing the game's official soundtrack. Features include the ability to play the soundtrack in a loop, control the volume of the sound, and set a countdown timer before the soundtrack begins playing. Whether you're a fan of the game or just enjoy the music, this app is a must-have for any "Project Sekai" enthusiast. Download it now and experience the game in a whole new way!