Otsuka Holdings Co., Ltd. is a Japan-based company engaged in medical, nutraceuticals related, consumer related and other business segments. The Company operates through four business segments. The Medical-related segment is engaged in the sale of ethical drugs, the manufacture, sale and export of curative medicines, as well as the research and development of infusions. The Nutraceuticals-related segment is engaged in the manufacture, purchase and sale of nutraceuticals-related products, such as functional foods and dietary supplements. The Consumer-related segment is engaged in the manufacture and sale of consumer products and mineral water. The Others segment is engaged in the manufacture and sale of chemical products, the manufacture, sale and import of measuring equipment, the manufacture of packaging products, the manufacture of synthetic resin molding products, as well as the storage and handling of its products.