Naruto UN Heroes 3 Questions :z

[Oonoki Tsushikage]

Hey guys, well, now i can play the game, i got the encrypted and the decrypted, but either i play with like 13-15 FPS, is there anyway to improve it? :S

My Configs:

-Windows 7 32 Bits
-Intel Core2 Duo CPU E7500 2.93GHz
-4,0GB RAM
NVIDIA GeForce 9400 GT 1GB Video Card

Please Help me, i really wish to play it "normal"

I got the last version on JPCSP (2289)

HELP