We provide educational materials that help create children's futures under three brand names. ``Keirinkan of Textbooks and Teaching Materials'' publishes elementary, junior high and high school textbooks, related teaching materials, and textbook-compliant teaching materials. ``Shinko Publishing Company of Study Reference Books'' publishes study reference books and problem collections that correspond to textbooks. ``Children's Book Bunken Publishing'' publishes picture books, children's books, and books for libraries.