{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,10]],"date-time":"2026-09-10T07:07:49Z","timestamp":1789024069566,"version":"build-2803163510"},"reference-count":14,"publisher":"Springer Science and Business Media LLC","issue":"9","license":[{"start":{"date-parts":[[2026,8,12]],"date-time":"2026-08-12T00:00:00Z","timestamp":1786492800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2026,8,12]],"date-time":"2026-08-12T00:00:00Z","timestamp":1786492800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["International Orthopaedics (SICOT)"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>The Japanese Orthopaedic Association (JOA), founded in 1926, celebrates its centennial in 2026 as one of the world\u2019s largest national orthopaedic societies.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>This article reviews the historical development of the JOA during its first century and highlights major scientific, clinical, educational, and public health achievements of Japanese orthopaedics.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>The JOA has played a central role in the development of Japanese orthopaedics through specialist education, clinical practice guidelines, nationwide registries, and the promotion of basic and clinical research. Japanese orthopaedic surgeons have contributed to modern orthopaedics through pioneering surgical techniques, technological innovations, and international academic exchange. These developments have expanded the role of orthopaedics beyond the treatment of musculoskeletal disorders to encompass broader public health challenges associated with population aging and the maintenance of mobility and quality of life.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Over the past century, Japanese orthopaedics has evolved from a small academic discipline into an internationally recognized field, alongside profound demographic and epidemiological changes, particularly the emergence of a super-aged society.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1007\/s00264-026-06994-x","type":"journal-article","created":{"date-parts":[[2026,8,12]],"date-time":"2026-08-12T07:46:53Z","timestamp":1786520813000},"page":"2207-2212","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["The Japanese orthopaedic association at one hundred: a century of Japanese orthopaedics"],"prefix":"10.1007","volume":"50","author":[{"given":"Yasuharu","family":"Nakashima","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hirotaka","family":"Kawano","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2026,8,12]]},"reference":[{"key":"6994_CR1","unstructured":"Japanese Orthopaedic Association (2026) The 100-year history of the Japanese orthopaedic association. The Historian committee edited, Japanese Orthopaedic Association, Tokyo"},{"key":"6994_CR2","volume-title":"Atlas of arthroscopy","author":"M Watanabe","year":"1979","unstructured":"Watanabe M, Takeda S, Ikeuchi H (1979) Atlas of arthroscopy, 3rd ed. Igaku-Shoin, Tokyo","edition":"3rd ed"},{"key":"6994_CR3","first-page":"482","volume":"30","author":"A Nishio","year":"1956","unstructured":"Nishio A, Shingu H (1956) Transposition osteotomy of the acetabulum for the treatment of congenital dislocation of the hip. J Jpn Orthop Assoc 30:482 (In Japanese)","journal-title":"J Jpn Orthop Assoc"},{"issue":"3","key":"6994_CR4","doi-asserted-by":"publisher","first-page":"430","DOI":"10.2106\/00004623-198466030-00017","volume":"66","author":"S Ninomiya","year":"1984","unstructured":"Ninomiya S, Tagawa H (1984) Rotational acetabular osteotomy for the dysplastic hip. J Bone Joint Surg Am 66(3):430\u2013436","journal-title":"J Bone Joint Surg Am"},{"key":"6994_CR5","doi-asserted-by":"publisher","first-page":"191","DOI":"10.1097\/00003086-197801000-00019","volume":"130","author":"Y Sugioka","year":"1978","unstructured":"Sugioka Y (1978) Transtrochanteric rotational osteotomy of the femoral head for the treatment of osteonecrosis affecting the hip. Clin Orthop Relat Res 130:191\u2013201","journal-title":"Clin Orthop Relat Res"},{"key":"6994_CR6","doi-asserted-by":"publisher","first-page":"870","DOI":"10.1097\/00007632-198807000-00032","volume":"13","author":"K Hirabayashi","year":"1988","unstructured":"Hirabayashi K, Satomi K (1988) Operative procedure and results of expansive open-door laminoplasty. Spine 13:870\u2013876","journal-title":"Spine"},{"issue":"18","key":"6994_CR7","first-page":"291","volume":"1994","author":"K Tomita","year":"1994","unstructured":"Tomita K, Kawahara N, Baba H et al (1994) Total en bloc spondylectomy for solitary spinal metastases. Int Orthop 1994(18):291\u2013298","journal-title":"Int Orthop"},{"key":"6994_CR8","doi-asserted-by":"publisher","first-page":"1","DOI":"10.4055\/cios.2013.5.1.1","volume":"5","author":"N Sugano","year":"2013","unstructured":"Sugano N (2013) Computer-assisted orthopaedic surgery and robotic surgery in total hip arthroplasty. Clin Orthop Surg 5:1\u20139","journal-title":"Clin Orthop Surg"},{"key":"6994_CR9","doi-asserted-by":"publisher","unstructured":"Taneichi H, Kanemura T, Inoue G et al (2023) Current status and future prospects of the Japanese orthopaedic association national registry (JOANR), Japan's first national registry of orthopaedic surgery 28:683-692. https:\/\/doi.org\/10.1016\/j.jos.2023.01.005","DOI":"10.1016\/j.jos.2023.01.005"},{"issue":"4","key":"6994_CR10","doi-asserted-by":"publisher","DOI":"10.2106\/JBJS.N.00873","volume":"97","author":"WK Tyler","year":"2015","unstructured":"Tyler WK, Mir HR, Zlotolow DA, Kroonen LT (2015) The AOA-JOA 2014 exchange traveling fellowship: banzai and beyond. J Bone Joint Surg Am 97(4):e22. https:\/\/doi.org\/10.2106\/JBJS.N.00873","journal-title":"J Bone Joint Surg Am"},{"key":"6994_CR11","doi-asserted-by":"publisher","first-page":"131","DOI":"10.1007\/s00776-009-1319-x","volume":"14","author":"Y Iwamoto","year":"2009","unstructured":"Iwamoto Y (2009) The role of the Japanese orthopaedic association in the globalization of orthopaedics. J Orthop Sci 14:131. https:\/\/doi.org\/10.1007\/s00776-009-1319-x","journal-title":"J Orthop Sci"},{"key":"6994_CR12","unstructured":"International Society of Orthopaedic Surgery and Traumatology (SICOT). History of SICOT. Available from https:\/\/www.sicot.org\/"},{"key":"6994_CR13","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1007\/s00776-007-1202-6","volume":"13","author":"K Nakamura","year":"2008","unstructured":"Nakamura K (2008) A \u201csuper-aged\u201d society and the \u201clocomotive syndrome.\u201d J Orthop Sci 13:1\u20132. https:\/\/doi.org\/10.1007\/s00776-007-1202-6","journal-title":"J Orthop Sci"},{"key":"6994_CR14","doi-asserted-by":"publisher","first-page":"489","DOI":"10.1007\/s00776-011-0108-5","volume":"6","author":"K Nakamura","year":"2011","unstructured":"Nakamura K (2011) The concept and treatment of locomotive syndrome: its acceptance and spread in Japan. J Orthop Sci 6:489\u2013491. https:\/\/doi.org\/10.1007\/s00776-011-0108-5","journal-title":"J Orthop Sci"}],"container-title":["International Orthopaedics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00264-026-06994-x.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s00264-026-06994-x","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00264-026-06994-x.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,9,10]],"date-time":"2026-09-10T07:00:22Z","timestamp":1789023622000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s00264-026-06994-x"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,8,12]]},"references-count":14,"journal-issue":{"issue":"9","published-print":{"date-parts":[[2026,9]]}},"alternative-id":["6994"],"URL":"https:\/\/doi.org\/10.1007\/s00264-026-06994-x","relation":{},"ISSN":["0341-2695","1432-5195"],"issn-type":[{"value":"0341-2695","type":"print"},{"value":"1432-5195","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,8,12]]},"assertion":[{"value":"21 July 2026","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"6 August 2026","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"12 August 2026","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"This paper is a review of the history and development of the academic society; it does not involve research using humans, animals, or plants. Furthermore, the content is original, and I have not presented the same material on any other occasion.","order":1,"name":"Ethics","label":"Ethics approval and consent to participate","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Not applicable.","order":2,"name":"Ethics","label":"Human ethics and consent to participate","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Yasuharu Nakashima used be the president of Japanese Orthopaedic Association.HIrotaka Kawano is a current president of Japanese Orthopaedic Association.","order":3,"name":"Ethics","label":"Competing interests","group":{"name":"EthicsHeading","label":"Declarations"}}]}}