Born in Hiroshima City in 1947, Dr. Tajima graduated from the Department of Orthopedics, School of Medicine, Osaka University in 1972. He then served as a doctor-in-training in the Surgery Department, Seirei Mikatahara General Hospital, Hamamatsu City, and later as a resident at the Pathological Department, Aichi Cancer Center Hospital. Following these, he became a researcher at the Division of Epidemiology and Prevention of the same cancer center. In 1986, he completed a master's course in the School of Public Health at Johns Hopkins University in the USA. After returning Japan, he served as Manager and Vice director at the Aichi Cancer Center. In 2006, he became Director of the Center, a position he continues to hold. Dr. Tajima is also Professor Emeritus at the Third Military Medical University and Huaxi School of Public Health, Sichuan University, China. More about prof. Tajoma..