{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,12]],"date-time":"2026-10-12T01:45:35Z","timestamp":1791769535415,"version":"4.3.4"},"reference-count":20,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2026,10,12]],"date-time":"2026-10-12T00:00:00Z","timestamp":1791763200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"},{"start":{"date-parts":[[2026,10,12]],"date-time":"2026-10-12T00:00:00Z","timestamp":1791763200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["J Robotic Surg"],"DOI":"10.1007\/s11701-026-04039-4","type":"journal-article","created":{"date-parts":[[2026,10,12]],"date-time":"2026-10-12T01:38:05Z","timestamp":1791769085000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Diffusion and geographic variation in robot-assisted colon resection after reimbursement in Japan: a nationwide billing-based analysis, 2022\u20132024"],"prefix":"10.1007","volume":"20","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5490-8653","authenticated-orcid":false,"given":"Takuya","family":"Omura","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4592-4170","authenticated-orcid":false,"given":"Takahiro","family":"Kamihara","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2026,10,12]]},"reference":[{"key":"4039_CR1","doi-asserted-by":"publisher","first-page":"581","DOI":"10.1111\/j.0887-378X.2004.00325.x","volume":"82","author":"T Greenhalgh","year":"2004","unstructured":"Greenhalgh T, Robert G, Macfarlane F, Bate P, Kyriakidou O (2004) Diffusion of innovations in service organizations: systematic review and recommendations. Milbank Q 82:581\u2013629. https:\/\/doi.org\/10.1111\/j.0887-378X.2004.00325.x","journal-title":"Milbank Q"},{"key":"4039_CR2","doi-asserted-by":"publisher","first-page":"325","DOI":"10.1016\/j.healthpol.2022.02.007","volume":"126","author":"L Maynou","year":"2022","unstructured":"Maynou L, Pearson G, McGuire A, Serra-Sastre V (2022) The diffusion of robotic surgery: examining technology use in the English NHS. Health Policy 126:325\u2013336. https:\/\/doi.org\/10.1016\/j.healthpol.2022.02.007","journal-title":"Health Policy"},{"key":"4039_CR3","doi-asserted-by":"publisher","first-page":"278","DOI":"10.1007\/s11701-026-03188-w","volume":"20","author":"G Saiydoun","year":"2026","unstructured":"Saiydoun G, Micico\u00ef G, Couffinhal JC, Johanet H, Benhamou AC, Leprince P, Delafontaine A (2026) Robotic surgery in France: insights from a national administrative database on utilization, access, and efficiency. J Robot Surg 20:278. https:\/\/doi.org\/10.1007\/s11701-026-03188-w","journal-title":"J Robot Surg"},{"key":"4039_CR4","doi-asserted-by":"publisher","first-page":"205","DOI":"10.1007\/s11701-025-03073-y","volume":"20","author":"N Donald","year":"2026","unstructured":"Donald N, Sebastian J, Preziosi G (2026) Adoption and expansion of robotic surgery across General Surgery in the United Kingdom: a 10-year procedure-specific analysis (2015\u20132024). J Robot Surg 20:205. https:\/\/doi.org\/10.1007\/s11701-025-03073-y","journal-title":"J Robot Surg"},{"key":"4039_CR5","doi-asserted-by":"publisher","first-page":"118","DOI":"10.1016\/j.vhri.2022.12.002","volume":"34","author":"T Matsumoto","year":"2023","unstructured":"Matsumoto T, Strachan L, Oyama S, Ishiguro Y, Lee SS (2023) Current medical technology reimbursement system in Japan. Value Health Reg Issues 34:118\u2013124. https:\/\/doi.org\/10.1016\/j.vhri.2022.12.002","journal-title":"Value Health Reg Issues"},{"key":"4039_CR6","unstructured":"Health Insurance Claims Review & Reimbursement Services (2022) Medical fee schedule master revision materials for FY2022. https:\/\/www.ssk.or.jp\/seikyushiharai\/tensuhyo\/kihonmasta\/r04\/kihonmasta_01.files\/r04kaitei_20220318_s.pdf. Accessed 26 September 2026 (in Japanese)"},{"key":"4039_CR7","doi-asserted-by":"publisher","first-page":"746","DOI":"10.1002\/ags3.12579","volume":"6","author":"T Nishigori","year":"2022","unstructured":"Nishigori T, Ichihara N, Obama K et al (2022) Prevalence and safety of robotic surgery for gastrointestinal malignant tumors in Japan. Ann Gastroenterol Surg 6:746\u2013752. https:\/\/doi.org\/10.1002\/ags3.12579","journal-title":"Ann Gastroenterol Surg"},{"key":"4039_CR8","doi-asserted-by":"publisher","first-page":"932","DOI":"10.1002\/ags3.12694","volume":"7","author":"S Yamauchi","year":"2023","unstructured":"Yamauchi S, Shiomi A, Matsuda C et al (2023) Robotic-assisted colectomy for right-sided colon cancer: short-term surgical outcomes of a multi-institutional prospective cohort study in Japan. Ann Gastroenterol Surg 7:932\u2013939. https:\/\/doi.org\/10.1002\/ags3.12694","journal-title":"Ann Gastroenterol Surg"},{"key":"4039_CR9","doi-asserted-by":"publisher","unstructured":"Omura T, Kamihara T, Omura T (2026) Early diffusion and regional variation in robot-assisted laparoscopic resection for malignant colon tumors in Japan: an analysis of National Database Open Data from fiscal years 2022 and 2023. Asian J Endosc Surg 19:e70343. https:\/\/doi.org\/10.1111\/ases.70343","DOI":"10.1111\/ases.70343"},{"key":"4039_CR10","doi-asserted-by":"publisher","first-page":"1470","DOI":"10.1002\/ags3.70220","volume":"10","author":"R Ohta","year":"2026","unstructured":"Ohta R, Yamada T, Uehara K et al (2026) Contemporary regional disparities in robotic-assisted rectal resection in Japan: a nationwide population-based study using the National Database Open Data. Ann Gastroenterol Surg 10:1470\u20131477. https:\/\/doi.org\/10.1002\/ags3.70220","journal-title":"Ann Gastroenterol Surg"},{"key":"4039_CR11","doi-asserted-by":"publisher","first-page":"844","DOI":"10.1007\/s11701-026-03817-4","volume":"20","author":"T Hara","year":"2026","unstructured":"Hara T, Oka S, Sakaguchi K et al (2026) Disproportionate expansion of radical prostatectomy among older men in Japan in the robotic surgery era: a nationwide descriptive time series analysis. J Robot Surg 20:844. https:\/\/doi.org\/10.1007\/s11701-026-03817-4","journal-title":"J Robot Surg"},{"key":"4039_CR12","doi-asserted-by":"publisher","first-page":"13","DOI":"10.37737\/ace.2.1_13","volume":"2","author":"N Hirose","year":"2020","unstructured":"Hirose N, Ishimaru M, Morita K, Yasunaga H (2020) A review of studies using the Japanese National Database of Health Insurance Claims and Specific Health Checkups. Ann Clin Epidemiol 2:13\u201326. https:\/\/doi.org\/10.37737\/ace.2.1_13","journal-title":"Ann Clin Epidemiol"},{"key":"4039_CR13","unstructured":"Ministry of Health, Labour and Welfare, Japan (2024) The 9th NDB Open Data. Accessed 26 September 2026 (in Japanese) https:\/\/www.mhlw.go.jp\/stf\/seisakunitsuite\/bunya\/0000177221_00014.html"},{"key":"4039_CR14","unstructured":"Ministry of Health, Labour and Welfare, Japan (2025) The 10th NDB Open Data. Accessed 26 September 2026 (in Japanese) https:\/\/www.mhlw.go.jp\/stf\/seisakunitsuite\/bunya\/0000177221_00016.html"},{"key":"4039_CR15","unstructured":"Ministry of Health, Labour and Welfare, Japan (2026) The 11th NDB Open Data. Accessed 26 September 2026 (in Japanese) https:\/\/www.mhlw.go.jp\/stf\/seisakunitsuite\/bunya\/0000177221_00017.html"},{"key":"4039_CR16","unstructured":"Ministry of Health, Labour and Welfare, Japan (2024) The 9th NDB Open Data explanatory materials. Accessed 26 September 2026 (in Japanese) https:\/\/www.mhlw.go.jp\/content\/12400000\/001258154.pdf"},{"key":"4039_CR17","unstructured":"Ministry of Health, Labour and Welfare, Japan (2025) The 10th NDB Open Data explanatory materials. Accessed 26 September 2026 (in Japanese) https:\/\/www.mhlw.go.jp\/content\/12400000\/001492909.pdf"},{"key":"4039_CR18","unstructured":"Ministry of Health, Labour and Welfare, Japan (2026) The 11th NDB Open Data explanatory materials. Accessed 26 September 2026 (in Japanese) https:\/\/www.mhlw.go.jp\/content\/12400000\/001711793.pdf"},{"key":"4039_CR19","doi-asserted-by":"publisher","first-page":"e13410","DOI":"10.1111\/ases.13410","volume":"18","author":"Y Sakai","year":"2025","unstructured":"Sakai Y, Morishita T (2025) The financial impact of robotic surgery on hospital gross profits in Japan compared to laparoscopic surgery. Asian J Endosc Surg 18:e13410. https:\/\/doi.org\/10.1111\/ases.13410","journal-title":"Asian J Endosc Surg"},{"key":"4039_CR20","doi-asserted-by":"publisher","first-page":"e70235","DOI":"10.1111\/ases.70235","volume":"19","author":"S Inamoto","year":"2026","unstructured":"Inamoto S, Morishita T, Okada T, Nomura A, Sakai Y (2026) Favorable impact of cost-conscious robotic colectomy on hospital gross profit: a retrospective cohort study. Asian J Endosc Surg 19:e70235. https:\/\/doi.org\/10.1111\/ases.70235","journal-title":"Asian J Endosc Surg"}],"container-title":["Journal of Robotic Surgery"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s11701-026-04039-4.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s11701-026-04039-4","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s11701-026-04039-4.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,10,12]],"date-time":"2026-10-12T01:38:07Z","timestamp":1791769087000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s11701-026-04039-4"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,10,12]]},"references-count":20,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2026,12]]}},"alternative-id":["4039"],"URL":"https:\/\/doi.org\/10.1007\/s11701-026-04039-4","relation":{},"ISSN":["1863-2491"],"issn-type":[{"value":"1863-2491","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,10,12]]},"assertion":[{"value":"7 September 2026","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"29 September 2026","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"12 October 2026","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"The authors declare no competing interests.","order":1,"name":"Ethics","label":"Competing interests","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"This study used publicly available aggregate data and did not use individual-level information. Institutional approval was obtained from the Ethics and Conflict of Interest Committee, National Center for Geriatrics and Gerontology (approval No. 2047; April 10, 2026).","order":2,"name":"Ethics","label":"Ethical approval","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Not applicable because the study used publicly available aggregate data without identifiable individual-level information.","order":3,"name":"Ethics","label":"Consent to participate","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Not applicable.","order":4,"name":"Ethics","label":"Consent to publish","group":{"name":"EthicsHeading","label":"Declarations"}}],"article-number":"1088"}}