To provide a wireless communication system that can relax or remove restrictions which are imposed on an available communication terminal by each area or country due to a difference from a communication method.

The wireless communication system is characteristically provided with a wireless reception section (1) that receives a wireless signal and converts it into a reception signal, a wireless signal feature extract section (5) that extracts the feature of the received wireless signal from the wireless signal received, a demodulation section (9A, 9B) that selects other demodulation system for the received signal on the basis of the feature of the received wireless signal, a reception use communication procedure processing section (10A, 10B) that selects other communication procedure system for the demodulated reception signal, on the basis of the feature of the received wireless signal and conducts communication procedure processing, and a decoding sections (11A, 11B) that select other decoding system for the received signal, which is subjected to the communication procedure processing on the basis of the feature of the received wireless signal and decodes the signal.