Hatsune Miku: Colorful Stage!, known in Asia as Project Sekai: Colorful Stage! feat. Hatsune Miku, is a Japanese mobile rhythm game developed by Colorful Palette, a studio of CyberAgent's Craft Egg, and published by Sega Corporation. The game is a spin-off from Sega's Hatsune Miku: Project DIVA series, and features Crypton Future Media's virtual singers and a cast of 20 original human characters that are split into five units, each with a unique theme.