ASKA Pharmaceutical Holdings Co.,Ltd., through its subsidiaries, engages in the pharmaceutical, animal health, and hormone testing businesses in Japan. The company researches, develops, manufactures, and markets pharmaceutical products in the areas of endocrinology, obstetrics and gynecology, and urology; and manufactures, sells, imports, and exports veterinary medicines, veterinary medical devices, feed and feed additives, reagents, agrochemicals, industrial chemicals, hygiene products, and food products and their raw materials. It is also involved in the clinical examination and biological testing activities; and offers medical devices. The company was founded in 1920 and is headquartered in Tokyo, Japan.