COMMUNICATION SYSTEM, DEVICE AND METHOD FOR PROCESSING COMMUNICATION INFORMATION, INFORMATION TERMINAL DEVICE AND STORAGE MEDIUM

摘要

PROBLEM TO BE SOLVED: To provide a communication system, etc., in which advertisement can be displayed in chat message transmission and a new advertisement space that has never existed can be created. SOLUTION: In this communication system in which a server device 1 for processing mutual conversation data among a plurality of users is connected to the client device of the respective users, the server device 1 is provided with a chat processing part 16d or a message processing part 16e capable of outputting advertisement data for advertising to the users together with communication data to the users through the client devices and a communication control interface 15 for transmitting the advertisement data and the conversation data to the client devices.