The sites aren't up yet, but you can see it being promoted on the Square Enix homepage.
The Official SQUARE ENIX Website
Find all the latest news and updates about your favourite games and upcoming releases.
square-enix-games.com
NEO: The World Ends with You | Download and Buy Today - Epic Games Store
Download and play NEO: The World Ends with You at the Epic Games Store. Check for platform availability and price!
www.epicgames.com