Regeneron Japan

Regeneron Japan (Regeneron Japan KK) is the Japanese subsidiary of Regeneron Pharmaceuticals, a science-driven biotechnology company that invents, develops, and commercializes life-transforming medicines for serious diseases. Headquartered in Tokyo, Japan, with its global corporate headquarters located in Tarrytown, New York, the organization manages clinical trial programs, regulatory affairs, and commercial operations throughout the Japanese market. Leveraging proprietary antibody discovery and genetic research platforms, it focuses on delivering targeted treatments across therapeutic areas such as oncology, immunology, ophthalmology, and rare genetic disorders.