"Proseka" adds Touhou Project collaboration song "Help me, ERINNNNNN!! / Bad Apple!! feat. SEKAI / Super Final Devil Sister Flandre S" 3 songs!

"Proseka" adds Touhou Project collaboration song "Help me, ERINNNNNN!! / Bad Apple!! feat. SEKAI / Super Final Devil Sister Flandre S" 3 songs!
 In the rhythm and adventure game "Project Sekai Colorful Stage! feat. Hatsune Miku" (Project Sekai) developed in collaboration with Colorful Palette for Android/iOS, SEGA has released the Touhou Project collaboration songs "Help me, ERINNNNNN!!" and "Bad Apple!! feat. SEKAI" and "Super Final Devil Sister Flandre S" were added as rhythm game songs....

The linked article is in Japanese.