The present invention addresses the problem of efficiently searching for books used to train dysarthria children. A search condition setting unit 120 sets a search condition with respect to a speech sound in accordance with a selection state of kana representation buttons that are located on a book search screen and that correspond in a one-to-one relationship to kana representations representing speech sounds. A search unit 130 searches for a book in which a desired speech sound occurs, in accordance with the search condition. The book search screen includes: a group of Japanese alphabet buttons obtained by classifying the kana representation buttons by vowel and consonant; and/or a group of articulation buttons obtained by classifying the kana representation buttons by articulatory organ and articulatory system.
BOOK SEARCH INTERFACE DEVICE, BOOK SEARCH METHOD, AND PROGRAM