Mimasu Semiconductor Industry Co., Ltd. engages in the processing and sales of semiconductor materials in Japan. It operates through Semiconductor Division, Industrial Sales Division, and Engineering Division segments. The company’s semiconductor materials include prime and recycle wafers. It also sells measuring instruments, testing machines, information equipment, automatic control equipment, other precision equipment, self-developed products, and related systems, as well as semiconductor manufacturing and inspection equipment, analytical instruments, optical instruments, and custom-made machines and industrial equipment. In addition, the company designs, manufactures, and sells various manufacturing, inspection, and testing systems, as well as designs, manufactures, and sells various plants, including pure water production equipment and wastewater treatment facilities; semiconductor manufacturing equipment, such as spin processors, cleaning equipment, wafer conveyors, and chemical feeders; and solar cell related equipment comprising spin etcher for solar cells, etching equipment, and wafer production equipment. Mimasu Semiconductor Industry Co., Ltd. was founded in 1963 and is headquartered in Takasaki, Japan.