1. Pathology for Regional Communication, Kobe University School of Medicine Kobe Japan
2. Department of Diagnostic Pathology Hyogo Cancer Center Akashi Japan
3. Department of Human Pathology Gunma University Graduate School of Medicine Maebashi Japan
4. Department of Clinical Oncology and Neuro‐oncology Program Institute of Biomedical and Health Sciences, Hiroshima University Hiroshima Japan
5. Department of Pathology Institute of Biomedical and Health Sciences, Hiroshima University Hiroshima Japan
6. Department of Neurosurgery Tokushima Municipal Hospital Tokushima Japan
7. Department of Pathology Saitama Medical University School of Medicine Moroyama Japan
8. Department of Diagnostic Pathology Kumamoto University Hospital Kumamoto Japan
9. Department of Pathology Brain Research Institute, Niigata University Niigata Japan
10. Department of Cancer Pathology Hokkaido University Graduate School of Medicine Sapporo Japan