There are two new missions available for download:
http://www.sega-psp2.jp/pc/mission/
Fanta Quiz Battle
Multimode, Internet Multimode
Extra Mission, acceptable at Clad 6
Participate in this quiz and try to get Fanta can room goods! It's rumored that if you're lucky, you can get a can with a mysterious sticker on it.
The Wandering Interstellar Merchant
Story mode
Exchange mission
"A guardian? Naw, I'm more of a salesman. If you've got a juicy prospect, I'd be more than pleased to fly on over." Bruce Boid, interstellar merchant
On a similar note, there are a few PSP wallpapers featuring the PMs that we all know and love.
http://phantasystar.sega.jp/psp2/download/present/