Dr. Tsutani is an Assistant professor in the Department of Surgical Oncology at Hiroshima University, Hiroshima, Japan. He received his medical degree from Hiroshima University in 2000, and obtained a PhD at Hiroshima University in 2009.
He completed his general surgery, general thoracic surgery residencies at Hiroshima University program. He completed postdoctoral research fellowship program at Memorial Sloan-Kettering Cancer Center, New York. He is a board certified surgeon of Japan Surgical Society, The Japanese Association for Chest Surgery, and The Japanese Society of Gastroenterological Surgery. He won the Japanese Association Chest Surgery Award in 2016.
His main clinical and research interests focus on sublobar resection for early lung cancer, neoadjuvant/adjuvant chemo-immunotherapy, lung cancer with interstitial pneumonia, malignant pleural mesothelioma, biomarker using circulating small RNA, cancer organoid.

Dr. Sacher is a Thoracic Oncologist & Affiliate Scientist at the Princess Margaret Cancer Centre and an Assistant Professor in the Departments of Medicine & Immunology at the University of Toronto.