Rasa Industries 

Rasa Industries, Ltd. engages in chemicals, machinery, and electronic materials businesses in Japan. Its Chemicals division manufactures and sells phosphoric acid, phosphoric anhydride, and polyphosphate, condenser materials, high-grade copper powder, and other electronic grade products for use in semiconductors and liquid crystals. The company's Electronic Materials division is involved in manufacturing and selling high purity inorganic materials, including gallium, red phosphorus, indium, and boric oxide; and resist remover, spin-on-dielectrics, and other products that are used in the semiconductor and liquid crystal panel manufacturing. Its Machinery division develops and manufactures excavating, crushing, and sorting machines; and pipe jacking machines. The company was formerly known as Rasa Island Phosphate Ore, Ltd. and changed its name to Rasa Industries, Ltd. in 1934. Rasa Industries, Ltd. was founded in 1911 and is headquartered in Tokyo, Japan.