An induction heating cooker comprising: a top plate which is provided on an upper surface of a main body and on which an object to be heated is placed; a heating port which is formed in the top plate and is configured to indicate an area where the object to be heated is placed; a heating coil portion which is provided under the top plate in such a way as to correspond to the heating port and includes a plurality of heating coils (4a, 4b); and a controller which is configured to change over a number of heating coils (4a, 4b) to be operated among the heating coils (4a, 4b), according to a size of the object to be heated and a position at which the object to be heated is placed, and is configured to control a high-frequency electric current supplied to the heating coil portion to be operated; wherein the heating coil portion has at least two heating coils (4a, 4b) among the plurality of the heating coils (4a, 4b), the at least two heating coils (4a, 4b) being arranged to be placed side by side; a single first temperature sensor (6a, 6b) is provided in each of the plurality of the heating coils (4a, 4b) and near a center of each of the plurality of the heating coils (4a, 4b); a second temperature sensor is provided between the at least two heating coils (4a, 4b) and near an area where the at least two heating coils (4a, 4b) come closest to each other; the controller is configured to detect, with the single first temperature sensor (6a, 6b) and the second temperature sensor, a temperature of the object to be heated and control heating of the plurality of the heating coils (4a, 4b); and the single first temperature sensor (6a, 6b) of at least one of the at least two heating coils (4a, 4b) being arranged to be placed side by side is provided in such a way as to be displaced from a center line of the heating port in a leftward and rightward direction or in a forward and rearward direction. a top plate which is provided on an upper surface of a main body and on which an object to be heated is placed; a heating port which is formed in the top plate and is configured to indicate an area where the object to be heated is placed; a heating coil portion which is provided under the top plate in such a way as to correspond to the heating port and includes a plurality of heating coils (4a, 4b); and a controller which is configured to change over a number of heating coils (4a, 4b) to be operated among the heating coils (4a, 4b), according to a size of the object to be heated and a position at which the object to be heated is placed, and is configured to control a high-frequency electric current supplied to the heating coil portion to be operated; wherein the heating coil portion has at least two heating coils (4a, 4b) among the plurality of the heating coils (4a, 4b), the at least two heating coils (4a, 4b) being arranged to be placed side by side; a single first temperature sensor (6a, 6b) is provided in each of the plurality of the heating coils (4a, 4b) and near a center of each of the plurality of the heating coils (4a, 4b); a second temperature sensor is provided between the at least two heating coils (4a, 4b) and near an area where the at least two heating coils (4a, 4b) come closest to each other; the controller is configured to detect, with the single first temperature sensor (6a, 6b) and the second temperature sensor, a temperature of the object to be heated and control heating of the plurality of the heating coils (4a, 4b); and the single first temperature sensor (6a, 6b) of at least one of the at least two heating coils (4a, 4b) being arranged to be placed side by side is provided in such a way as to be displaced from a center line of the heating port in a leftward and rightward direction or in a forward and rearward direction.