INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM

An information processing device includes a recognition section for recognizing a feature keyword representing a feature of at least part of text content, an additional information acquisition section for acquiring additional information related to the text content from an outside of the text content in response to the recognized feature keyword, and a control section for controlling the additional information acquired by the additional information acquisition section to be output along with the part of the text content.