1. Faculty of Science and Technology Tokushima University Tokushima Japan
2. Institute of Post‐LED Photonics Tokushima University Tokushima Japan
3. Department of Thoracic Surgery National Cancer Center Hospital East Chiba Japan
4. Department of Endoscopy Respiratory Endoscopy Division National Cancer Center Hospital Tokyo Japan
5. Department of Respirology Chiba University Graduate School of Medicine Chiba Japan
6. Division of Respiratory Medicine Department of Internal Medicine Shiga University of Medical Science Shiga Japan
7. Division of Diagnostic Radiology National Cancer Center Hospital Tokyo Japan
8. Tokyo Health Service Association Tokyo Japan