Asahi Kasei (旭化成株式会社) is a company that manufactures and sells chemicals. It operates in three business sectors: Material, Homes, and Healthcare. The Material sector provides acrylonitrile, alkaline water electrolysis systems, engineering plastics, gas sensors, electronic compasses, and other products. The Homes sector offers order-built homes, real estate-related operations, house remodeling, and other services. The Healthcare sector specializes in pharmaceuticals and reagents development, hemodialysis, therapeutic apheresis, bioprocess, and transfusion products, as well as defibrillators, temperature management systems, and data management systems.