偕成社【公式】

Kaisei-sha is a Japanese publisher specializing in children’s books, with a catalogue spanning picture books, fiction, reference titles, and educational resources. Its books serve readers from babies and preschoolers through school-age children, teenagers, and adults. The catalogue includes Japanese and international picture books and stories, classic literature, biographies, nonfiction, mysteries, fantasy, and books designed to support learning across subjects such as language, science, and social studies. It also offers accessible books, boxed sets, selected titles as e-books, and the Kaisei-sha Bunko imprint.

Readers can explore established series including Nontan, Eric Carle books, 100-Story House, The Mysterious Sweet Shop Zenitendo, and The Guardian of the Spirit, alongside new releases and long-selling titles. The company’s website provides book searches by title, author, age, genre, and publication date, as well as author information, news, events, and special features. Kaisei-sha also shares resources for booksellers and libraries, including library book sets and character costume lending, and offers email updates about new books and events.