VVVtunia is currently in the works for PlayStation 4
Last month saw the announcement of VVVtunia, a Neptunia series spinoff game that commemorates the franchise's 10th anniversary and Idea Factory's 25th anniversary. This one has the four main goddesses partnering with virtual idol unit Mewtral—which is composed of six idols—to save Virtual Land, and it's currently set to launch on PS4 in Japan sometime in 2020.
While we wait for the game itself—which has aspects of shooting and rhythm action, as well as more low-key features like Photo Mode and idol/goddess customization—a teaser site is now live. There's currently some new key art:
And thank you art from Neptunia character designer Tsunako:
First teaser video: