Do you know what that new Atlus ad is for? Don't feel bad, no one else does either. The website listed in the ad is set to open on August 1st. I bet that someone out there manages to figure this announcement out before we reach that date.

Link

*UPDATE* Looks like there's a very good chance that this could be a sequel to Kuzunoha Raidou. Obviously, no platform announced yet, no matter what this game turns out to be.