NOVELTY - A biomass pulverization device (10A) comprises pulverization device main body (13) which has material supply tube (12) which supplies biomass feedstock (11) from vertical axis direction upper direction, pulverization table (14) in which supplied biomass feedstock is mounted, drive part which rotationally drives pulverization table, grinding roller which operates by cooperating with rotation of pulverization table and grinds biomass feedstock by thrust, and ventilation unit which ejects carrier gas and carries out air flow conveyance of ground biomass powder.    USE - Biomass pulverization device for biomass/coal mixed combustion system (claimed).    ADVANTAGE - The device efficiently and stably pulverizes biomass feedstock.    DETAILED DESCRIPTION - A biomass pulverization device (10A) comprises pulverization device main body (13) which has material supply tube (12) which supplies biomass feedstock (11) from vertical axis direction upper direction, pulverization table (14) in which supplied biomass feedstock is mounted, drive part which rotationally drives pulverization table, grinding roller which operates by cooperating with rotation of pulverization table and grinds biomass feedstock by thrust, ventilation unit which ejects carrier gas which forms upward flow towards upper direction from outer peripheral side downward direction of pulverization table and carries out air flow conveyance of ground biomass powder, and greater than or equal to 2 discharge pipes which discharge biomass powder in top part of pulverization device main body on vertical axis direction extension wire of diameter reduced drum. An INDEPENDENT CLAIM is included for a biomass/coal mixed combustion system comprising biomass pulverization device, coal pulverization device which pulverizes coal raw material, and boiler furnace to which pulverized biomass powder and pulverized coal-dust body are supplied.    DESCRIPTION OF DRAWING(S) - The drawing shows a schematic view of the biomass pulverization device. (Drawing includes non-English language text).    Biomass pulverization device (10A)    Biomass feedstock (11)    Material supply tube (12)    Pulverization device main body (13)    Pulverization table (14)