The collaboration will bring the main characters from Madoka Magica into the Girl Friend BETA game.
The official Girl Friend website announced on Tuesday that a web anime based on the 3D rhythm game Girl Friend Note (Girl Friend (♪), read as “onpu”) will premiere in October.
The other parts of will be an election, from August 21 to September 22, and a collaboration event between the Girl Friend BETA and Puella Magi Madoka Magica, from August 11 to August 21.
The Girl Friend BETA: Kimi to Sogosu Natsu Yasumi PlayStation Vita game shipped in November.