Astellas Pharma is a Japanese multinational pharmaceutical company formed on April 1, 2005, through the merger of Yamanouchi Pharmaceutical and Fujisawa Pharmaceutical. The company is dedicated to turning innovative science into value for patients, focusing on the research, development, manufacturing, and marketing of pharmaceutical products. Its therapeutic areas include oncology, ophthalmology, urology, and immunology. Astellas operates globally with headquarters in Tokyo, Japan, and a significant presence in over 70 countries.