Bunkeido Co., Ltd. publishes educational books. It also engages in the production and sale of educational materials. It operates through the following segments: Publication, Teaching Tools, and Others. The Publication segment includes the production and sale of elementary educational books and commercial books. The Teaching Tools segment includes the production and sale of sewing sets and home economics teaching materials. The Others segment includes the insurance agency business. The company was founded by Rinnosuke Mizutani on August 10, 1900 and is headquartered in Hashima, Japan.