Tomoko Matsubayashi¹, KOICHI YAMAMOTO¹, MICHIKO TANAKA¹, ASUKA SEKI¹, YUJI SAKAKURA¹, KOICHI HIRANO², HIROKAZU SAIGUSA¹ (1.The Department of Pediatrics, Enshu Hospial, Hamamatsu, Japan, 2.The Department of Pediatric Neurology, Hamamatsu City Medical Center for Developmental Medicine, Hamamatsu, Japan)

Toshino Motojima^1,2, Fumie Ikeda³, Teruhito Furuichi^3,4, Hirokazu Arakawa² (1.The Department of Pediatrics, Motojima General Hospital, Gunma, Japan, 2.The Department of Pediatrics, University of Gunma, Gunma, Japan, 3.The Department of Rihabiritation, Motoijma General Hospital, Gunma, Japan, 4.The Department of Rehabilitation, Dokkyo Medical University, Tochigi, Japan)

Akiko Araki, Takeshi Ujiie (Ujiie memorial clinic for children, Saporo, Japan)

Megumi Nukui^1,2, TAKESHI KAMIKUBO¹, ATSUHUMI KAWAMURA¹, MANABU YOSHIHASHI¹, KEITA UEDA¹, CHIKAKO KIYOTANI¹, IORI SATO¹, SATOMI SATO¹, RYO NISHIKAWA^1,3, JYUNICHI HARA^1,4 (1.Neurocognitive evaluation committee, Brain tumor committee, Japan children's cancer group, Japan, 2.The Department of Pediatric Language, Osaka City General Hospital, Osaka, Japan, 3.The Department of Neuro-Oncology/Neurosurgery, Saitama Medical University International Medical Center, Saitama, Japan, 4.The Department of Pediatric Hematology and Oncology, Osaka City General Hospital, Osaka, Japan)

Hiroto Akaike^1,2, Erika Ogawa¹ (1.The Department of Pediatrics, Fujinomiya City General Hospital, Shizuoka, Japan, 2.The Department of Pediatrics, Kawasaki Medical School, Okayama, Japan)

Yukiko Ichida¹, NOBORU YOSHIDA², Taiki Shima¹, Mariko Hosozawa¹, Mituru Ikeno¹, Shimpei Abe¹, Shinichi Niijima², Toshiaki Shimizu¹ (1.Department of Pediatrics ,Juntendo University Faculty of Medicine,Tokyo,Japan, 2.Juntendo Nerima Hospital,tokyo,Jpan)