Reference information presentation system, reference information presentation method, server, reference information distribution method, and program

摘要

PROBLEM TO BE SOLVED: To provide a reference information presentation device capable of presenting reference information related to contents of an electronic book.SOLUTION: On a content display screen 51, a content display area 52 for displaying content whose browsing is instructed by a user and a reference content display area 53 for displaying reference content related to the contents of the content displayed in the content display area 52 are displayed. Reference contents A to D displayed in the reference content display area 53 is presented as content whose similarity with the contents of an electronic book (origin content) displayed in the content display area 52.