An information processing apparatus includes feature extraction means for extracting features of a designated image in plural images which are associated with each other, image determination means for determining whether the designated image is an image of the face of a certificate, a receipt, a ticket or a note on which a character string is written based on the extracted features, and metadata addition means for adding the first metadata which is character string data of the character string to another image in the plural images, when it is determined that the designated image is an image of the face of a certificate, a receipt, a ticket or a note on which a character string is written.