NOVELTY - A nonaqueous electrolyte secondary battery (B1) comprises case (12), nonaqueous electrolyte; positive electrode (14); and negative electrode (16) provided in the case, where negative electrode comprising negative electrode current collector and negative electrode layer that is carried on negative electrode current collector and contains negative electrode active material particles, and negative electrode current collector including aluminum foil having average crystal grain size of 0.01-50 mu m or aluminum alloy foil which has average crystal grain size of 0.01-50 mu m.    USE - As nonaqueous electrolyte secondary battery (claimed); used as starter power source for vehicle; used in electric vehicle or hybrid car; or secondary battery for storing electric power used in leveling of electric power.    ADVANTAGE - The nonaqueous electrolyte secondary battery has excellent battery capacity characteristic and cycle performance even in the condition of high temperature environment, rapid charging, and high rate discharging.    DETAILED DESCRIPTION - A nonaqueous electrolyte secondary battery (B1) comprises case (12), nonaqueous electrolyte; positive electrode (14); and negative electrode (16) provided in the case, where negative electrode comprising negative electrode current collector and negative electrode layer that is carried on negative electrode current collector and contains negative electrode active material particles, and negative electrode current collector including aluminum foil having average crystal grain size of 0.01-50 mu m or aluminum alloy foil which has average crystal grain size of 0.01-50 mu m and contains aluminum and element selected from iron, magnesium, zinc, manganese, and silicon, and density of negative electrode falling within 1.5-5 g/cm3. INDEPENDENT CLAIMS are included for the following:    (1) battery module comprising single cells (B1); and    (2) battery pack comprising the nonaqueous electrolyte secondary battery    DESCRIPTION OF DRAWING(S) - The figure shows a partially cut-away sectional view of nonaqueous electrolyte secondary battery.    Case (12)    Positive electrode (14)    Separator (15)    Negative electrode (16)    Spacer (17)    Negative electrode terminal (19)    Negative electrode tab (20)