An intermittent communication method comprising: a step of transmitting identification information including information on an intermittent communication period and frame information for carrying out a data communication together with an intermittent communication request from a communication terminal apparatus to a communication terminal accommodation apparatus; and a step of said communication terminal apparatus receiving a confirmation signal of the intermittent communication request from said communication terminal accommodation apparatus; or a step of transmitting an intermittent communication request from a communication terminal apparatus to a communication terminal accommodation apparatus; and a step of said communication terminal apparatus receiving a confirmation signal of the intermittent communication request including identification information including information on an intermittent communication period and frame information for carrying out a data communication from said communication terminal accommodation apparatus; the method further comprising: a step of said communication terminal apparatus entering an intermittent communication mode when said communication terminal apparatus receives said signal, wherein said intermittent communication mode includes an intermittent communication period, a sleep period and a data period, a step of said communication terminal apparatus carrying out a data communication using a frame for carrying out said data communication in the data period in said intermittent communication mode, and when the communication terminal apparatus receives a Nack signal from the communication terminal accommodation apparatus in the intermittent communication mode, a retransmission frame is added. a step of transmitting identification information including information on an intermittent communication period and frame information for carrying out a data communication together with an intermittent communication request from a communication terminal apparatus to a communication terminal accommodation apparatus; and a step of said communication terminal apparatus receiving a confirmation signal of the intermittent communication request from said communication terminal accommodation apparatus; or a step of transmitting an intermittent communication request from a communication terminal apparatus to a communication terminal accommodation apparatus; and a step of said communication terminal apparatus receiving a confirmation signal of the intermittent communication request including identification information including information on an intermittent communication period and frame information for carrying out a data communication from said communication terminal accommodation apparatus; the method further comprising: a step of said communication terminal apparatus entering an intermittent communication mode when said communication terminal apparatus receives said signal, wherein said intermittent communication mode includes an intermittent communication period, a sleep period and a data period, a step of said communication terminal apparatus carrying out a data communication using a frame for carrying out said data communication in the data period in said intermittent communication mode, and when the communication terminal apparatus receives a Nack signal from the communication terminal accommodation apparatus in the intermittent communication mode, a retransmission frame is added. a step of said communication terminal apparatus entering an intermittent communication mode when said communication terminal apparatus receives said signal, wherein said intermittent communication mode includes an intermittent communication period, a sleep period and a data period, a step of said communication terminal apparatus carrying out a data communication using a frame for carrying out said data communication in the data period in said intermittent communication mode, and when the communication terminal apparatus receives a Nack signal from the communication terminal accommodation apparatus in the intermittent communication mode, a retransmission frame is added.