1. Department of Diagnostic Pathology, National Cancer Center Hospital, Tokyo, Japan
2. Division of Brain Tumor Translational Research, National Cancer Center Research Institute, Tokyo, Japan
3. Department of Neurosurgery, Faculty of Medicine, The University of Tokyo, Tokyo, Japan
4. Division of Epigenomics, National Cancer Center Research Institute, Tokyo, Japan
5. Department of Pathology, Hidaka Hospital, Gunma, Japan
6. Department of Neuro-Oncology/Neurosurgery, Saitama Medical University International Medical Center, Saitama, Japan
7. Department of Neurosurgery, Graduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan
8. Department of Neurosurgery, Tohoku University Graduate School of Medicine, Miyagi, Japan
9. Department of Neurosurgery, Kitasato University, Kanagawa, Japan
10. Department of Neurosurgery, Kyorin University Faculty of Medicine, Tokyo, Japan
11. Department of Neurosurgery, Chiba Cancer Center, Chiba, Japan
12. Department of Neurosurgery, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
13. Department of Neurosurgery, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan
14. Department of Functional Neurosurgery, Tokyo Medical and Dental University, Tokyo, Japan
15. Department of Neurosurgery, Shinshu Ueda Medical Center, Nagano, Japan
16. Department of Clinical Oncology and Neuro-Oncology Program, Cancer Treatment Center, Hiroshima University Hospital, Hiroshima, Japan
17. Department of Neurosurgery, Faculty of Medicine, University of Miyazaki, Miyazaki, Japan
18. Department of Neurosurgery, Kansai Medical University Hospital, Osaka, Japan
19. Gotanda Rehabilitation Hospital, Tokyo, Japan
20. Department of Brain Disease Translational Research, Juntendo University Faculty of Medicine, Tokyo, Japan