Touhou Koumakyou ~ the Embodiment of Scarlet Devil. is a vertical scrolling shooter and the sixth official game of the Touhou Project series. Embodiment of Scarlet Devil was the first Touhou game to be released for the Windows operating system, and the first to be published by Team Shanghai Alice. The move to Windows allowed for Embodiment of Scarlet Devil to reach a much wider audience, and it remains one of the most popular Touhou games to date.