Hatsune Miku: Project DIVA is a rhythm game developed by Sega for the PlayStation 3 and the inaugural title in the Project DIVA series. It features songs performed by Vocaloids, particularly the iconic vocal synthesizer Hatsune Miku. The game represents the first implementation of Vocaloid software in a video game format. Additionally, Sega offered Hatsune Miku: Project DIVA Dreamy Theater, allowing enhanced gameplay through a connection with the PlayStation Portable.
Hatsune Miku: Project Diva is a rhythm game and the first game in the Project Diva series. The game primarily makes use of Vocaloids, a series of singing synthesizer software, and the songs created using these Vocaloids most notably the virtual-diva Vocaloid Hatsune Miku. The game is the first video game to utilize the Vocaloid software developed by the Yamaha Corporation. In addition, Sega has released Hatsune Miku: Project Diva Dreamy Theater, a downloadable game on the PlayStation Network for the PlayStation 3. It allows players to play Project Diva on the PlayStation 3 with updated visuals though it requires the PlayStation Portable to be plugged into the PlayStation 3 via a USB cable.