MESSAGE TRANSMISSION METHOD AND DEVICE AND SYSTEM FOR TRANSMITTING MESSAGE

PROBLEM TO BE SOLVED: To provide a method, a device, and a system for transmitting a message capable of executing an appropriate push notice transmission control.SOLUTION: A push notice request reception part 201 receives a push notice request for a communication terminal device 3 from an information providing server 1. A push reception condition storage part 204 manages a push reception condition provided from a communication terminal device 3. A message management part 202 manages a message requested by a push-notice from the information providing server 1 and a push notice item of the message. A priority calculation part 203a compares the push notice item of each message and the push reception condition in the address and calculates a priority of the message. A message selection part 203a preferentially transmits the message having a high priority to each communication terminal device in the address by a push notice system.