To sustain attachments to characters appearing on one of contents through a communication circuit.

Users are led to feel attachments to characters through an interaction between the characters and the users as operators of communication terminals by way of the communication terminals. The server revises the personalities of the characters through their interaction with the users. The server herein provided has a function of performing a control for transferring the character information containing the information on the personalities revised to another one of the contents or a memory medium.