The official journal of the Japanese Breast Cancer Society, Breast Cancer publishes articles that contribute to progress in the field, in basic or translational research and also in clinical research. It develops a new focus and new perspectives for all who are concerned with breast cancer.

Breast Cancer presents original articles describing clinical, epidemiological studies and laboratory investigations regarding breast cancer and related diseases. It features editorials, review articles, original articles, case reports, and short papers. The journal provides the best of up-to-date information on breast cancer, presenting readers with high-impact, original work focusing on pivotal issues.