The Kingdom Hearts 2.8 Japanese website has been updated to show two new PS4 themes, one that you get from pre-ordering from Amazon and one for pre-ordering from the PlayStation store. It also seems to say you can pre-order 2.8 digitally in November making it the first Kingdom Hearts game released digitally.
Amazon theme:
PSN theme:
Images thanks to raven777
Amazon theme:
PSN theme:
Images thanks to raven777