Just went out and got the Vita version of Persona 4. It`s amazing seeing all the little tiny minute things they changed from the ps2 to the vita that you`d probably never notice if you weren`t looking. Like the first time you walk to school with Chie, they added maybe 2-3 extra lines of dialogue.
The system have promoted you internally. You can now add a simple signature. It will take a while for you to rank up to be able to customize further such as adding a user banner, adding a signature images, customize font and so on.