EDIT: Disabling TropHAX and ScoreHax plugins did the job.
Thanks for the tips, never thing a plugin could made such issue.
Work fine with TropHAX disable !
Just interested in vita actually and love to find some translation for games like this one.
But i have a problem to run i'm setsuna, i curently donwload it form pkgj (and try to find it on the Web) but when i try to launch the game it's don't pass the loading screen.
I running on ps vita 3.60...