SE Holdings and Incubations Co., Ltd. primarily engages in the publishing business in Japan. The company is involved in publishing and selling computer-related books and magazines; organizing computer-related conferences and trainings; delivering computer-related technology information through Web; publishing and selling common and translated books; selling software and hardware through online shops; selling other computer-related products and services; and real estate leasing activities. It also develops and sells entertainment software and mobile Internet technologies and services. In addition, the company plans and manufactures sub-contracting services for product accessories and enclosures, as well as offers product marketing and sales promotion related services; support services for engineers; and company PR/IR support services for IT related companies. Further, it offers IT education, as well as provides job referral services for the health professionals; and administrative agency services. Additionally, the company produces, publishes, and sells teaching materials; and plans and manages seminars for examinees of qualified certified electrician test. The company was formerly known as SHOEISHA Co., Ltd. SE Holdings and Incubations Co., Ltd. was incorporated in 1985 and is headquartered in Tokyo, Japan.