To provide the input device in the present invention, which allows comfortable operation with lightened mental and physical load, has at least one input key and includes: an association storage unit storing an array of plural information in association with the input key, the plural information each having an order; a selection unit selecting, from the array, predetermined information as input information; a touch detection unit detecting that an object touches a surface of the input key; and a movement relevant information detection unit detecting movement relevant information concerning a movement of a contact point between the surface of the input key and the object, the contact point being detected by the touch detection unit.; The selection unit selects, from the array, information having a predetermined order stored in association with the input key on which the touch detection unit detects the touch by the object, based on the movement relevant information.