RECOMMENDATION DATA FORMING-METHOD, RECOMMENDATION DATA FORMING-DEVICE, AND RECOMMENDATION DATA FORMING-PROGRAM

PROBLEM TO BE SOLVED: To output contents recommended to a user by dividing the contents into plural groups.SOLUTION: A recommendation data forming-device 1 includes: recommended-contents meta data acquisition means 21 for acquiring recommended-contents data 11a including an identifier of contents recommended to a user and meta data 11b, 11c and so on including cast information and synopsis information of the contents; cast information analysis means 22 for grouping a predetermined number of contents having a high degree of matching of the cast information to output cast information grouping-data 12a; keyword generation means 23 for generating a keyword for a user from query log data 103a of the user; and synopsis information analysis means 24 for grouping a predetermined number of pieces of contents having a high degree of similarity between a meaningful word contained in the synopsis information and the keyword to thereby output synopsis information grouping data 14a.