There is no single "official" standalone patch from Konami, but the community has developed several to ensure your game is in English:
To help you get the exact setup you need, please let me know: pes 2014 psp english language patch verified
The has been tested and verified as fully functional and stable. It is recommended for non-English regional disc owners or digital copies who wish to play the game in English. No game-breaking bugs were introduced by the patch. There is no single "official" standalone patch from