Medical System Network Co., Ltd., together with its subsidiaries, engages in the pharmaceutical business in Japan. The company operates through four segments: Community Pharmacy Network Business, Rental and Equipment Related Business, School Lunch Business, and Other Business. It offers family pharmacy/pharmacist and home visits and palliative care, as well as prevention, pre-illness, and health support services; pharmaceutical supply chain management, unmoved inventory disposal, pharmacist education support, and other related services; manufactures and sells generic medicines; pharmaceutical logistics; and develops pharmaceutical platform. The company also provides senior housing services, medical mall development, support for doctors starting new businesses, construction design and construction of medical institutions and senior housing, and medical equipment leasing, as well as medical, food, and housing infrastructure. In addition, it offers daily meals at hospitals and welfare facilities; and provides specialized nursing care and advice services. The company was incorporated in 1999 and is headquartered in Sapporo, Japan.