AR-Ex Medical Group specializes in sports orthopedics and arthroscopic surgery Currently we have six medical clinics and plans to open one more soon. We opened the first clinic in Sakudaira, Nagano in 2003, we continued growing with three clinics in Nagano (Sakudaira, Ueda, Nagano) and four in Tokyo (Toritsudai, Meidaimae, Oyamadai,Oyamadai-Sekitsui) and plans to open one more in 2017. We have 17 doctors, 17 nurses, 65 physical therapists, and other staffs (as of May 2017). We are happy to publish the English version of our website and will continue to work on updating it to keep you better informed about us and orthopedic issues. Our goal and our promise is to make every effort and do our utmost to offer the best healthcare.