The one Piece manga started being released on February by Panini Comics here in Mexico with a volume per month, right now there are 5 volumes released with the sixth one expected by the end of July it has been a success being the second best selling manga after Dragon Ball(my extimates watching stores stock and post online)
These are the volumes released so far(not my photo)
Is also the first time one piece is available for the mexican market since 2004