Artwork
https://gematsu.com/2018/11/bandai-...t-n-in-november-15-due-monthly-corocoro-comic
Bandai Namco recently trademarked logos for something called "Ninja Box" in Japan, which matches the design of the main visual. Furthermore, the URL to the teaser website includes the text "project-n.
https://gematsu.com/2018/11/bandai-...t-n-in-november-15-due-monthly-corocoro-comic