1. Division of Brain Tumor Translational Research National Cancer Center Research Institute Chuo‐ku Japan
2. Department of Neurological Surgery Nihon University School of Medicine Itabashi‐ku Japan
3. Department of Neurosurgery and Neuro‐Oncology National Cancer Center Hospital Chuo‐ku Japan
4. Department of Diagnostic Pathology National Cancer Center Hospital Chuo‐ku Japan
5. Department of Neurosurgery Faculty of Medicine Kyorin University Mitaka Japan
6. Department of Neurosurgery Tokyo Women’s Medical University Shinjuku‐ku Japan
7. Department of Neuro‐Oncology/Neurosurgery Saitama Medical University International Medical Center Hidaka‐City Japan
8. Department of Neurological Surgery Chiba University Graduate School of Medicine Chiba‐shi Japan
9. Department of Neurosurgery Tokyo Medical and Dental University Bunkyo‐ku Japan
10. Department of Brain Disease Translational Research Faculty of Medicine Juntendo University Bunkyo‐ku Japan
11. Department of Neurosurgery National Defense Medical College Tokorozawa Japan
12. Department of Neurosurgery Juntendo University School of Medicine Bunkyo‐ku Japan