Project Sekai: Colorful Stage! feat. Hatsune Miku Desk Mat

Hatsune Miku: Colorful Stage!, known in Japan as Project Sekai: Colorful Stage! feat. Hatsune Miku (Japanese: プロジェクトセカイ カラフルステージ！ feat.初音ミク, Hepburn: Purojekuto Sekai Karafuru Sutēji! fīcharingu Hatsune Miku), abbreviated to PJSK or Proseka, subtitled Brand New World from its 3rd anniversary, is a rhythm game developed by Colorful Palette, a studio of CyberAgent's Craft Egg, who also was involved in development before it shifted to Colorful Palette, and published by Sega Corporation.