Earth Corp. engages in the manufacture, sale, import, and export of pharmaceutical products, quasi-drugs, medical tools, and household products. Its operations are carried out through the Household Products and General Environmental Sanitation segments. The Household Products segment manufactures and sells household insecticide, oral care, bath salts and additives, deodorizers, gardening products, pet supplies, and agricultural and livestock medicine. The General Environmental Sanitation segment includes total health care, pest control, and building maintenance businesses. The company was founded on April 1, 1892 and is headquartered in Tokyo, Japan.