Social gathering Day 1: Thursday, September 27, 2018 14:00 Depart from the Keio Plaza Hotel Tokyo by shuttle bus 16:00 Arrive at The Prince Hakone Lake Ashinoko 19：00-21：00 Presidential Dinner at Ryuguden

The 36th Annual Meeting of the Japan Society of Brain Tumor Pathology, jointly with The 5th International Symposium of Brain Tumor Pathology

Day 2: Friday, September 28, 2018 06:30 Breakfast 09:30～ Group Photo, Recreation ◆Lake Ashi Pirate Ship Cruise Course 09:45 Depart from the hotel for Motohakone Port by bus 10:10 Lake Ashi Pirate Ship Cruise 11:45 Arrive back at the hotel ◆Hakone Mountain Climbing Course 10:00 Depart for Komagatake Summit by Hakone Komagatake Ropeway 10:10 Arrive at the summit. Free walking around Hakone Shrine etc. 11:10 Descending by ropeway

13:20 Closing Remarks Takashi Komori, President, BTP2018 Toshihiko Wakabayashi, President, ISBTP2018 13:40 Depart by shuttle bus

(From The Prince Hakone Lake Ashinoko to Shinjuku via JR Odawara Station)

15:40 Arrive back at Shinjuku

Scientific Program 21:00-21:40 Session 1 “WHO2016/ cIMPACT-NOW” Co-chairs:

Keisuke Ueki, Department of Neurosurgery, Dokkyo Medical University Atsushi Sasaki, Department of Pathology, Saitama Medical University

Keynote Speaker:

Kaishi Satomi, National Cancer Center Hospital Lecture title: Molecular genetics in gliomas “cIMPACT-Now” Lecturer:

Pieter Wesseling Pathology, VU University Medical Center, Netherlands

Designated discussant: Naoya Hashimoto, Department of Neurosurgery, Kyoto Prefectural University of Medi-cine

21:40-22:20 Session 2 “Molecular genetics in gliomas” Co-chairs:

Motoo Nagane, Department of Neurosurgery, Kyorin University Shinya Tanaka, Department of Cancer Pathology, Hokkaido University Graduate School of Medicine

Keynote Speaker:

Takuya Furuta, Department of Pathology, Kurume University Lecture title: “Molecular genetics in gliomas” Lecturer:

Guido Reifenberger Neuropathology, University of Dusseldorf, Germany

Designated discussant: Yukihiko Sonoda, Department of Neurosurgery, Faculty of Medicine, Yamagata Univer-sity

22:20-23:00 Session 3 “Molecular genetics of rare variant gliomas and meningioma”

Co-chairs:

Atsushi Natsume, Department of Neurosurgery, Nagoya University Graduate School of Medicine Yasuo Sugita, Department of Pathology, Kurume University

Keynote Speaker:

Sayaka Yuzawa, Department of Pathology, Asahikawa Medical University Hospital Lecture title: “Molecular genetics of rare variant gliomas and meningioma” Lecturer:

Arie Perry Department of Pathology, UCSF, USA

Designated discussant:

Fumiharu Ohka, Atsushi Natsume, Nagoya University, Graduate School of Medicine

Day 2: Friday, September 28, 2018 07:30-08:10 Session 4 “Experimental Pathology of Pediatric Brain

Tumor・TR” Co-chairs：

Nobuhito Saito, Department of Neurosurgery, The University of Tokyo Hideaki Yokoo, Department of Pathology, Gunma University, Graduate School of Medi-

cine Keynote Speaker:

Shunsuke Shibao, Department of Neurosurgery, Japanese Red Cross Ashikaga Hospital

Lecture title: “Translational research from experimental pathology on

pediatric brain tumors” Lecturer:

Charles Eberhart Neuropathology, Johns Hopkins Medical University, USA

Designated discussant:

Manabu Natsumeda, Department of Neurosurgery, Brain Research Institute, Niigata University

08:10～08:50 Session 5 “Pediatric invasive glioma ・DIPG”

Co-chairs： Akira Gomi, Department of Pediatric Neurosurgery, Jichi Medical University, Children’s Medical Center, Tochigi Akiyoshi Kakita, Department of Pathological Neuroscience, Niigata University Brain Re-search Institute Center for Bioresources

Keynote Speaker：

Kensuke Tateishi, Department of Neurosurgery, Yokohama City University, School of Medicine Medical Course

Lecture title： “Pediatric invasive glioma ・DIPG”

“The molecular genetics of pediatric low-grade gliomas: Incidence, prognosis and response to therapy”

Lecturer: Cynthia E. Hawkins Pathobiology, University of Toronto, Canada

Designated discussant: Yonehiro Kanemura, National Hospital Organization Osaka National Hospital, Clinical

Research Center 08:50～09:30 Session 6 “Molecular classifications of medulloblastoma, ependymoma and DIPG” Co-chairs：

Hidehiro Oka, Department of Neurosurgery, Kitasato University Medical Center Masayuki Shintaku, Department of Pathology, Shiga General Hospital Akira Matsumura, Department of Neurosurgery, University of Tsukuba

Keynote Speaker： Tatsuya Ozawa, Division of Brain Tumor Translational Research

National Cancer Center, Research Institute Lecture title： “Molecular classification of medulloblastoma, ependymoma

and pediatric diffuse gliomas.” Lecturer:

Torsten Pietsch Neuropathology, University of Bonn, Germany

Designated discussant： Koichi Ichimura, Division of Brain Tumor Translational Research National Cancer Cen-

ter, Research Institute

09:30～12:00 Group Photo, Recreation, Check-out time

12:00～12:40 Session 7 “Astrocytic tumor” ※Luncheon Seminar

Co-chairs： Takakazu Kawamata, Department of Neurosurgery, Tokyo Women's Medical University Akira Kurose, Department of Anatomic Pathology, Hirosaki University, Graduate School of Medicine

Keynote Speaker：

Kosuke Aoki, Department of Neurosurgery Nagoya University, Graduate School of Med-icine

Lecture title： “Classification and Grading of Astrocytic Tumors” Lecturer:

Andreas von Deimling Neuropathology, University of Heidelberg, Germany

Designated discussant:

Yuichi Hirose, Department of Neurosurgery, School of Medicine, Fujita Health Universi-ty Tomoo Matsutani, Department of Neurological Surgery, Chiba University Graduate School of Medicine

12:40～13:20 Session 8 “Methylation Profiling Detail” Co-chairs：

Tatsuya Abe, Department of Neurosurgery, Faculty of Medicine, Saga University Junji Shibahara, Department of Pathology, Kyorin University Faculty of Medicine

Keynote Speaker：

Kuniaki Saito, Department of Neurosurgery, Kyorin University Faculty of Medicine Lecture title：Methylation Profiling Detail

“Methylation profiling for precision diagnosis of human brain tumors” Lecturer:

David Capper Neuropathology, University of Berlin, Germany

Designated discussant:

Hikaru Sasaki, Department of Neurosurgery, Keio University School of Medicine