Seigakusha Co., Ltd. engages in the operation of cram schools. It operates through the following segments: Education, Real Estate Leasing, and Restaurant. The Education segment operates cram and review schools, sells supplementary educational materials, and provides academic consultation services. The Real Estate Leasing segment deals with real estate management and leasing. The Restaurant segment operates restaurants through its subsidiary. The company was founded in July 1982 and is headquartered in Osaka, Japan.