Air Water Inc. engages in manufacturing selling products and services related to industrial gas, chemical, medical, energy, agriculture and food products, logistics, seawater, and other businesses in Japan. It operates through the Digital & Industry, Energy Solutions, Health & Safety, Agriculture & Foods, and Other Business segments. The Digital & Industry segment manufactures and sells industrial gases including oxygen, nitrogen, argon, carbon dioxide, and hydrogen, and electronic and functional materials. Its Energy Solutions segment is involved in the sale of LP gas and kerosene, as well as the manufacture and sale of liquid nitrogen gas-related equipment. The Health & Safety segment offers oxygen and other medical gases, dental and hygiene materials, hypodermic needles, and aerosol products, as well as hospital facility construction, hospital services, and home medical care services. Its Agriculture & Foods segment is involved in the process and distribution of vegetables and fruits; manufacture and sale of frozen food and processed meat products; and operation of contract manufacture of soft drinks. The Other Business segment consists of logistics services for general cargo, food, medical supplies, and environmental products; manufacture and sale of commercial use salt; supply of high-output uninterruptible power sources; and a woody biomass power generation business. It also engages in the operation and maintenance of high-pressure gas production plants; metal surface hardening treatment services; and design and manufacture of robot systems, jigs, and tools. It also manufactures and sells industrial rubber products and resin products; precision polishing pads and artificial leather; magnesium oxide, fused magnesia, magnesium hydroxide, and ceramic products; electrothermal magnesia; and rubber molded products. The company also designs, manufactures, and sells dental care products. The company was incorporated in 1929 and is headquartered in Osaka, Japan.