Sega is adding a bit of Phantasy Star Online 2 into Hatsune Miku: Project Diva f. "Netgame Addict Sprechchor" which is a song about online games has a FOnewearl style module for Hatsune Miku.
Famitsu also confirmed songs:
World’s End Umbrella with a memoria module
Remote Controller with a transmitter module for Rin and a receiver module for Len
Hatsune Miku: Project Diva f also has an AR Live Mode where you can place an AR marker and Hatsune Miku will pop out and dance on top of the card. Players can choose select Hatsune Miku’s size before the song begins. You can also move the PlayStation Vita around and see the performance from different camera angles while she’s singing.
Hatsune Miku: Project Diva f comes out for PlayStation Vita on August 30.