Hatsune Miku: Project Diva X is a music-rhythm game developed by Sega and released on PlayStation 4 and PlayStation Vita. It is the sequel to Project DIVA f and Project DIVA f 2nd, and will mark the 8th anniversary of Hatsune Miku, the title character. The game makes use of Vocaloids, which are a series of singing synthesizer software, with the songs created by them being featured.