A non-aqueous electrolyte secondary battery comprising a negative electrode containing a carbon-based negative electrode active material, an electrolyte layer, and a positive electrode containing a positive electrode active material, wherein a tap density of the negative electrode active material is 0.99 g/cm 3 or more, and a Hausner ratio thereof is 1.38 or more, and wherein an electrolyte forming the electrolyte layer comprises a liquid electrolyte or gel polymer electrolytic solution containing a sulfonic acid-based compound in its composition, characterized in that the sulfonic acid-based compound comprises a disulfonate compound, and a concentration of the sulfonic acid-based compound in the electrolyte is 0.5 to 3.5% by mass with respect to 100% by mass of the electrolyte, and in that a ratio of a cell area with respect to a rated capacity is 5 cm 2 /Ah or more, the cell area being a projected area of a battery including a battery exterior body, and the rated capacity is 3 Ah or more, wherein the rated capacity of a battery is obtained by injecting the same with an electrolyte solution, allowing it to stand for 10 hours, subjecting it to initial charge, and after that, carrying out a measurement according to the following steps of 1 to 5 at temperature of 25°C, in the voltage range of 3.0 V to 4.15 V: Step 1: after reaching 4.15 V by constant current charge at 0.2 C, resting the battery for 5 minutes; Step 2: after Step 1, charging the battery for 1.5 hours by constant voltage charge followed by resting for 5 minutes; Step 3: after reaching 3.0 V by constant current discharge at 0.2 C, discharging the battery for 2 hours by constant voltage discharge followed by resting for 10 seconds; Step 4: after reaching 4.1 V by constant current charge at 0.2 C, charging the battery for 2.5 hours by constant voltage charge followed by resting for 10 seconds; Step 5: after reaching 3.0 V by constant current discharge at 0.2 C, discharging the battery for 2 hours by constant voltage discharge followed by resting for 10 seconds; wherein the CCCV discharge capacity from the constant current discharge to constant voltage discharge of Step 5 is used as rated capacity. characterized in that the sulfonic acid-based compound comprises a disulfonate compound, and a concentration of the sulfonic acid-based compound in the electrolyte is 0.5 to 3.5% by mass with respect to 100% by mass of the electrolyte, and in that a ratio of a cell area with respect to a rated capacity is 5 cm 2 /Ah or more, the cell area being a projected area of a battery including a battery exterior body, and the rated capacity is 3 Ah or more, wherein the rated capacity of a battery is obtained by injecting the same with an electrolyte solution, allowing it to stand for 10 hours, subjecting it to initial charge, and after that, carrying out a measurement according to the following steps of 1 to 5 at temperature of 25°C, in the voltage range of 3.0 V to 4.15 V: Step 1: after reaching 4.15 V by constant current charge at 0.2 C, resting the battery for 5 minutes; Step 2: after Step 1, charging the battery for 1.5 hours by constant voltage charge followed by resting for 5 minutes; Step 3: after reaching 3.0 V by constant current discharge at 0.2 C, discharging the battery for 2 hours by constant voltage discharge followed by resting for 10 seconds; Step 4: after reaching 4.1 V by constant current charge at 0.2 C, charging the battery for 2.5 hours by constant voltage charge followed by resting for 10 seconds; Step 5: after reaching 3.0 V by constant current discharge at 0.2 C, discharging the battery for 2 hours by constant voltage discharge followed by resting for 10 seconds; wherein the CCCV discharge capacity from the constant current discharge to constant voltage discharge of Step 5 is used as rated capacity.