Prof. Tsukasa Kumai, MD, PhD

Orthopedics & Sports Medicine Clinical Advisor (Focus: Japan)

Prof. Tsukasa Kumai, MD, PhD

Orthopedics & Sports Medicine Clinical Advisor (Focus: Japan)

Professor Tsukasa Kumai is a Professor of Orthopedics in the Faculty of Sport Sciences at Waseda University in the heart of Tokyo Japan.

Since 2017 and after serving as a professor at the Department of Sports Medicine at Nara Medical University, Dr. Kumai has been involved in education and research in sports medicine and in the functional anatomy of motor organs at the School of Sport Sciences at Waseda University. Based on his basic research at the Musculoskeletal Biology and Sports Medicine Research Lab at the University of Wales, UK, and the Department of Anatomy at the University of Munich, Germany, he has been elucidating and applying functional anatomy to the treatment of tendon and ligament overuse disorders in athletes. In clinical practice, he specializes in minimally invasive treatment of foot disorders in athletes, including arthroscopic surgery and extracorporeal shock wave therapy, for which he is a pioneer in Japan. He still performs more than 200 arthroscopic surgeries per year.

Other roles:

  • Sports Doctor, JSPO
  • Chairman of the Medical Faculty, Japan Cycling Federation
  • Team Doctor, National Cycling Track Team
  • Medical and Scientific Staff, Japan Olympic Committee (JOC) (cycling, volleyball)
  • Team Doctor, Shimano Racing Team (UCI Pro Cycling Team)
  • Team Doctor, Nagoya Wolfdogs (V league)
  • Medical Advisor, Kashiwa Reysol (J league)
  • Specialist, Japanese Orthopaedic Association
  • Executive Board, Japanese Orthopaedic Society for Sports Medicine, Japanese Society for Surgery of the Foot, and Japanese Society for Arthroscopy, Knee and Sports Orthopedics
  • Board, Japanese Society of Clinical Sports Medicine,  Japanese Society of Clinical Biomechanics, Japanese Society for Minimally Invasive Orthopaedic Surgery, and Japanese Society of Orthopaedic Ultrasonics
  • President, Japanese Orthopaedic Society of Shockwave Therapy