Video distribution system, video and sound content distribution system, and video and sound receiving terminal

The invention relates to a video distribution system, a video and sound content distribution system, and a video and sound receiving terminal. When video content is received and watched during network distribution, a user account is required to be made, and convenience and safety of ID setting of a user become an object. A video distribution system according to the present application comprises: a television receiver capable of receiving video audio content transmitted by broadcast waves and communications, and transmitting, to an intermediate server, a card number used when receiving the broadcast waves, or broadcast information similar to the card number; a broadcast system that transmits a broadcast program using the broadcast information; and a distribution system for video/audio content that receives the broadcast information and transmits the broadcast information to the intermediate server, and the intermediate server checks the broadcast information transmitted from the television receiver and the bro