R & D
Pharmaceuticals Business R&D
- Providing breakthrough treatments for patients around the world
- In the field of pharmaceuticals, we prioritize our efforts on the development of treatments for psychiatric diseases, neurologic diseases and oncology. Additional areas are cardio-renal and nephrology, gastrointestinal, infectious diseases, ophthalmology and dermatology.
In pursuit of the development of unique compounds, we have established a global R&D network that spans Japan, Europe, the U.S. and China, and leverages the individual strengths of academic institutes and venture companies.
Nutraceuticals* business R&D
- Developing products to maintain and improve peoples' health around the world
- Nutraceuticals*: Nutrition+Pharmaceuticals
- Utilizing the scientific expertise accumulated in our pharmaceutical business, we have developed a range of unique consumer products for the maintenance and improvement of health.
Upon launch, products such as POCARI SWEAT, based on the concept of a "drinkable IV solution", Calorie Mate, which provides five essential nutrients, and SOYJOY, packed with the nutrition of soybeans, all established new markets. In recent years, our research has focused on women’s health and extending people’s healthy life spans.
Pharmaceuitcal Development

Pharmaceutical Business
Research Institutes
Japan
- Department of Drug Discovery Strategy
- Department of Medical Innovations
- Department of CNS Research
- Department of Renal and Cardiovascular Research
- Medicinal Chemistry Research Laboratories
- Department of Lead Discovery Research
- Tokushima Research Institute
- Formulation Research Institute
- Fujii Memorial Research Institute
- Ako Research Institute
- Diagnostic Division, Research Department
U.S.
- Visterra Pharmaceuticals
China
- Otsuka Shanghai Research Institute*
U.K.
- Astex Pharmaceuticals (Drug Discovery and Preclinical Development)
Clinical Institutes
Korea
- Korea Otsuka Pharmaceutical*
Japan
- Diagnostic Division, Clinical Development Department
- Headquarters of Clinical Development
U.S.
- Astex Pharmaceuticals (Clinical Development)
- Avanir Pharmaceuticals
- Otsuka Pharmaceutical Development & Commercialization
China
- Otsuka Beijing Research Institute*
U.K.
- Otsuka Europe Development & Commercialization
Germany
- Otsuka Novel Products
Nutraceutical Business
Nutraceutical Business
Products Research Institutes
Japan
- Otsu Nutraceuticals Research Institute
- Saga Nutraceuticals Research Institute
- Biwako Institute, Otsuka Foods*
Skin Care Research Center
Japan
- Otsu Skin Care Research Institute