NOVELTY - A polymer electrolyte fuel cell comprises catalyst layers having hydrogen ion conductive polymer electrolyte (5) and conductive carbon particles (4) carrying a catalyst metal. The hydrogen ion conductive polymer electrolyte is provided in pores of an agglomerate structure of the conductive carbon particles.    USE - For use as a polymer electrolyte fuel.    ADVANTAGE - The invention can sufficiently and evenly bring the polymer electrolyte and catalyst into contact with each other and increase the reaction area inside the electrodes, thus realizing a polymer electrolyte fuel cell exhibiting high discharge performance.    DETAILED DESCRIPTION - Polymer electrolyte fuel cell comprises hydrogen ion conductive polymer electrolyte membrane (10), pair of electrodes having catalyst layers sandwiching the hydrogen ion conductive polymer electrolyte membrane and gas diffusion layers in contact with the catalyst layers, conductive separator plate having gas flow channel (7) for supplying a fuel gas to one of the electrodes, and conductive separator plate having gas flow channels for supplying an oxidant gas to the other electrode. The catalyst layers have hydrogen ion conductive polymer electrolyte and conductive carbon particles carrying a catalyst metal. The hydrogen ion conductive polymer electrolyte is provided in pores of an agglomerate structure of the conductive carbon particles. An INDEPENDENT CLAIM is also included for a method for manufacturing an electrode for a polymer electrolyte fuel cell comprising joining a hydrogen ion conductive polymer electrolyte to part of the conductive carbon particles having primary particle size of 10-150 nanometers (nm), and depositing catalyst particles having platinum on the surface of the conductive carbon particles near a hydrogen ion conducting channel through immersing the conductive carbon particles in a solution having platinum ions and performing electrolysis with the conductive carbon particles as a negative electrode.    DESCRIPTION OF DRAWING(S) - The figure is a schematic view showing a model of cross section of an electrolyte membrane-electrode assembly in a polymer electrolyte fuel cell.    Catalyst particulates (3)    Conductive carbon particles (4)    Hydrogen ion conductive polymer electrolyte (5)    Electron channel (6)    Gas flow channel (7)    Proton channel (8)    Hydrogen ion conductive polymer electrolyte membrane (10)