Otsuka Holdings Co., Ltd. engages in the manufacture and sale of pharmaceuticals and nutritional supplements. It operates through the following businesses: Pharmaceuticals, Nutraceuticals, Consumer Products, and Others. The Pharmaceuticals business manufactures therapeutic drugs and infusions focusing on the central nervous system, oncology, and infectious diseases. The Nutraceuticals business develops and markets nutrition products such as nutritional food, quasi-drugs, health drinks, and dietary supplements for homes, medical facilities, and nursing care units. The Consumer Products business sells mineral water, food, and beverages. Its products include Bon Curry, Mannan Hikari, and ReSOLA. The Others business distributes functional and fine chemicals, optical inspection devices, and clinical diagnosis equipment. The company was founded on July 8, 2008 and is headquartered in Tokyo, Japan.