Chair: Jun Takahashi(Department of Orthopaedic Surgery, Shinshu University, School of Medicine), Akira Matsumura(Scoliosis Center, Osaka City General Hospital)
Chair: Kei Watanabe(Niigata Spine Surgery Center, Kameda Daiichi Hospital), Tsutomu Akazawa(Department of Orthopaedic Surgery, St. Marianna University School of Medicine)
Chair: Ichiro Kawamura(Department of Orthopaedic Surgery, Kagoshima University), Nohara Ayato(Dept. of Spine Surgery, JCHO Tokyo Shinjuku Medical Center)
Chair: Masaaki Ito(Department of Orthopedic Surgery, National Hospital Organization Kobe Medical Center), Akiko Misawa(Akita Prefectural Center on Development and Disability)