An apparatus for checking an inclination of a cushion pad in a die cushion device including a cushion pad lifting and lowering mechanism that supports the cushion pad and generates die cushion force when a slide of a press machine is lowered, the apparatus comprising: a plurality of height position detectors (220LF, 220RF, 220LB) that detect a plurality of respective height positions in a vertical direction at a plurality of positions different in a horizontal direction of the cushion pad; an inclination measurement unit that measures information on the inclination of the cushion pad in accordance with the plurality of height positions detected by the plurality of respective height position detectors; an output unit that outputs the information on the inclination of the cushion pad measured by the inclination measurement unit in a visible manner; and characterized by comprising a position indicator that specifies one or more arbitrary positions in the horizontal direction of the cushion pad, wherein the inclination measurement unit includes: a plane equation calculation unit that calculates a plane equation of the cushion pad in accordance with the plurality of height positions detected by the plurality of respective height position detectors; and a height position calculation unit that calculates a height position at the specified arbitrary position in accordance with the plane equation calculated by the plane equation calculation unit and the arbitrary position specified by the position indicator, and wherein the output unit outputs information showing the height position calculated by the height position calculation unit, at the arbitrary position specified by the position indicator, in a visible manner. a plurality of height position detectors (220LF, 220RF, 220LB) that detect a plurality of respective height positions in a vertical direction at a plurality of positions different in a horizontal direction of the cushion pad; an inclination measurement unit that measures information on the inclination of the cushion pad in accordance with the plurality of height positions detected by the plurality of respective height position detectors; an output unit that outputs the information on the inclination of the cushion pad measured by the inclination measurement unit in a visible manner; and characterized by comprising a position indicator that specifies one or more arbitrary positions in the horizontal direction of the cushion pad, wherein the inclination measurement unit includes: a plane equation calculation unit that calculates a plane equation of the cushion pad in accordance with the plurality of height positions detected by the plurality of respective height position detectors; and a height position calculation unit that calculates a height position at the specified arbitrary position in accordance with the plane equation calculated by the plane equation calculation unit and the arbitrary position specified by the position indicator, and a plane equation calculation unit that calculates a plane equation of the cushion pad in accordance with the plurality of height positions detected by the plurality of respective height position detectors; and a height position calculation unit that calculates a height position at the specified arbitrary position in accordance with the plane equation calculated by the plane equation calculation unit and the arbitrary position specified by the position indicator, and wherein the output unit outputs information showing the height position calculated by the height position calculation unit, at the arbitrary position specified by the position indicator, in a visible manner.