A communication apparatus of the present invention includes a transmission/reception coupler for performing a close-range one-to-one communication with a device of a communication counterpart by electric field coupling or magnetic field coupling; an intermittent operation unit for performing intermittent operation with a predetermined pause period provided when performing the communication with the device of the communication counterpart; and an intermittent operation cancel request unit for outputting a cancel request of canceling the intermittent operation of the device of the communication counterpart when transmitting a data frame to the device of the communication counterpart and a response with respect to the data frame is not received from the communication counterpart.