A heating cooker comprising: a top panel for placing a load (5a,5b) thereon; a heater (3a, 3b) for heating the load; characterized in that the heating cooker further comprises: a touch operation part (8, 9) of capacitance type including an operation display part (8a, 9a); the operation display part (8a, 8b) including: an electrode printed by applying electroconductive paint on a bottom surface of the top panel; a display character under the top panel; and a backlight configured to emit light from under the display character in lighting, the light passing through an electrode center which is not applied with the electroconductive paint and the top panel so as to display the display character in lighting, thereby to place the operation display part (8a,9a) in a display state, wherein the heating cooker comprises means configured to perform the following actions: when the operation display part (8a,9a) is in a non-display state, the operation display part (8a,9a) including the display character is entirely unlit and is made inoperable, and when the operation display part (8a,9a) is in the display state, heating of the heater (3a,3b) can be controlled by the operation display part (8a,9a). a top panel for placing a load (5a,5b) thereon; a heater (3a, 3b) for heating the load; characterized in that the heating cooker further comprises: a touch operation part (8, 9) of capacitance type including an operation display part (8a, 9a); the operation display part (8a, 8b) including: an electrode printed by applying electroconductive paint on a bottom surface of the top panel; a display character under the top panel; and a backlight configured to emit light from under the display character in lighting, the light passing through an electrode center which is not applied with the electroconductive paint and the top panel so as to display the display character in lighting, thereby to place the operation display part (8a,9a) in a display state, wherein the heating cooker comprises means configured to perform the following actions: when the operation display part (8a,9a) is in a non-display state, the operation display part (8a,9a) including the display character is entirely unlit and is made inoperable, and when the operation display part (8a,9a) is in the display state, heating of the heater (3a,3b) can be controlled by the operation display part (8a,9a). a touch operation part (8, 9) of capacitance type including an operation display part (8a, 9a); the operation display part (8a, 8b) including: an electrode printed by applying electroconductive paint on a bottom surface of the top panel; a display character under the top panel; and a backlight configured to emit light from under the display character in lighting, the light passing through an electrode center which is not applied with the electroconductive paint and the top panel so as to display the display character in lighting, thereby to place the operation display part (8a,9a) in a display state, wherein the heating cooker comprises means configured to perform the following actions: when the operation display part (8a,9a) is in a non-display state, the operation display part (8a,9a) including the display character is entirely unlit and is made inoperable, and when the operation display part (8a,9a) is in the display state, heating of the heater (3a,3b) can be controlled by the operation display part (8a,9a). an electrode printed by applying electroconductive paint on a bottom surface of the top panel; a display character under the top panel; and a backlight configured to emit light from under the display character in lighting, the light passing through an electrode center which is not applied with the electroconductive paint and the top panel so as to display the display character in lighting, thereby to place the operation display part (8a,9a) in a display state, wherein the heating cooker comprises means configured to perform the following actions: when the operation display part (8a,9a) is in a non-display state, the operation display part (8a,9a) including the display character is entirely unlit and is made inoperable, and when the operation display part (8a,9a) is in the display state, heating of the heater (3a,3b) can be controlled by the operation display part (8a,9a). when the operation display part (8a,9a) is in a non-display state, the operation display part (8a,9a) including the display character is entirely unlit and is made inoperable, and when the operation display part (8a,9a) is in the display state, heating of the heater (3a,3b) can be controlled by the operation display part (8a,9a).