Mobile terminal, audience information collection system, and audience information collection method

In order to more precisely grasp actual audience situations of a user through accumulation of broadcast reception qualities in combination with audience information in a mobile terminal, this mobile terminal 2 has a wave receiver 21 for receiving a broadcast wave, a signal reproducer 22 for acquiring a broadcast signal by demodulating the broadcast wave received by the wave receiver 21, and thereafter reproducing the broadcast signal, a level measuring part 24 for measuring a reception level of the broadcast wave received by the wave receiver 21, an information generator 28 for generating audience information containing an audience time being a time of reproduction by the signal reproducer 22, and the reception level at the audience time measured by the level measuring part 24, and an information transmitter 30 for transmitting the audience information generated by the information generator 28.