While he looks for his gate key, the fisherman says "Got the key, right here..." and then "There we go!", but the game subtitles say "Got the key, right here... somewhere..." The fisherman never says "somewhere".
The maximum ammunition for each weapon should be a multiple of the maximum ammunition in each magazine.
The icon for the ammunition for the MP7 submachine gun is that of a rifle round, but the MP7 submachine gun in reality fires 9mm pistol rounds.
Weapons sometimes reload themselves if unequipped.