Square Enix just tweeted this few hours ago...
https://twitter.com/FFXVJP/status/671964760829636608
Some rough translation:
-Microsoft Singapore had uploaded a design suggestion of the Xbox One FFXV custom controller to Facebook.
-The design was very charming, but unfortunately, it doesn't seem to be available to look at anymore.
-Since we received a warm passion feeling from Microsoft, it would be great to make it true!