Tokyo Koatsu Co. Ltd.

Tokyo Koatsu Co. Ltd. is a diversified chemical and industrial manufacturing company established in 1972 and headquartered in Tokyo, Japan. The company’s principal activities focus on the production and distribution of a wide spectrum of industrial gases, including refrigerants, specialty gases, and medical gases. It also supplies related gas-handling equipment and engineering solutions, such as gas circulation and purification systems, glove boxes, and equipment for the semiconductor sector, including MOCVD and vacuum deposition tools. Beyond gases, Tokyo Koatsu provides welding materials, automatic welding systems, industrial chemicals, specialty chemicals, synthetic resins, and materials for insulation and spraying applications. The company’s business is organized into two primary segments: the Industrial Gas and Welding Equipment Business, which is the main revenue driver, and the Fine Products Business, which addresses specialized chemical and material solutions. Through its broad product range and cross-sector reach, Tokyo Koatsu plays an important role in supporting Japan’s manufacturing, healthcare, and high-tech industries, serving as a key supplier to sectors such as electronics, automotive, and industrial processing.