Dr. Hiroshi Nakajima - Graduated in 1955, served as Director-General of the World Health Organization (WHO).
Dr. Shigekoto Kaihara - Graduated in 1961, known for his contributions to medical informatics and former President of the International Medical Informatics Association.
Dr. Takashi Sugimura - Graduated in 1957, a renowned cancer researcher and former President of the National Cancer Center Japan.
Dr. Masaki Kitajima - Graduated in 1974, notable for his work in gastroenterology and former President of the Japanese Society of Gastroenterology.