TANSEISHA Co., Ltd. engages in the research, planning, design, layout, construction, production and operation of commercial, public, cultural, business and event spaces. Its operations are carried out through the following segments: Commercial and Other Facilities Business, Chain Store Business, Cultural Facilities Business, and Others. The Commercial and Other Facilities Business segment deals with the interior decoration of department stores, specialty stores, restaurants, offices, hotels, and related facilities. The Chain Store Business segment handles the interiors of chain stores offering casual wear and fast food. The Cultural Facilities Business segment manages cultural facilities such as exhibitions in museums and science halls. The Others segment includes the operation and management of commercial facilities; rental and sale of office equipment; dispatch of personnel; and leasing and management of real estate. The company was founded on December 25, 1959 and is headquartered in Tokyo, Japan.