Abstract: A content presentation device including: an obtaining unit which obtains a preference of a first user, a preference of a second user, content identification information identifying a plurality of content items associated with the second user, and relationship information indicating a relationship between the first user and the second user; a content evaluating unit which evaluates display of each of the content items, based on the relationship information and a preference correlation between the preference of the first user and the preference of the second user, wherein the content evaluating unit gives a high evaluation to a content item associated with the second user, the content item having the preference correlation lower than a certain preference correlation and an affinity score higher than a certain affinity score, and the affinity score indicating strength of the relationship between the first user and the second user.