1. A content reproduction device for reproducing content, the content reproduction device comprising: a search section for (i) searching a database by a keyword inputted while the content reproduction device is reproducing content and (ii) displaying a result of the search; and a historical data generating section for generating historical data including, in association with each other, (i) position information indicative of a position of the reproduction of the content at which position the search section searched the database and (ii) access information for access to the search result.