To provide a content provision system allowing a user side to easily select a content, and allowing a content provision side to freely determine a provided content and to certainly collect a charge.

This content provision system has: user terminals 40A-40C; content provision servers 10A, 10B having contents; a provision authentication server 20 authenticating content information provided from the content provision servers 10A, 10B such that the content information can be downloaded from the user terminals 40A-40C, on the basis of use right information sold from a store 30; and a network 50 such as the Internet.