SE Holdings and Incubations Co., Ltd. is primarily engaged in the publishing business in Japan. It publishes and sells computer-related books and magazines, organizes computer-related conferences and trainings, and delivers technology information via the web. The company also sells software, hardware, and other computer-related products through online shops, and is involved in real estate leasing. In addition, it develops entertainment software and mobile Internet technologies, and provides services such as IT education, job referral for health professionals, and administrative agency services. It produces teaching materials and manages seminars for certified electrician test examinees, and offers content for media including e-books, e-learning, and online magazines. Formerly known as SHOEISHA Co., Ltd., the company was incorporated in 1985 and is headquartered in Tokyo, Japan.