Interest of the child appears in the children's questions. We have developed a social picture book recommender system "Pikubuku", which can recommend the picture book to the children's questions. In this paper, by adding an automatic recommender function to "Pikubuku", we tried to improve the recommendation rate, and to encourage a lively picture book recommendation. We report the results of user
... [Show full abstract] experiments for 14 sets of parent and child.