{"id":"https://openalex.org/A5100780481","orcid":"https://orcid.org/0000-0002-4917-5843","observed_orcids":["https://orcid.org/0000-0002-4917-5843"],"display_name":"Toshitaka Nakamura","raw_author_names":["T NAKAMURA","T Nakamura","T. Nakamura","TOSHITAKA NAKAMURA","Toshitaka Dr. Nakamura","Toshitaka NAKAMURA","Toshitaka Nakamura"],"full_name":"Toshitaka Dr. Nakamura","works_count":352,"cited_by_count":12760,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":62,"i10_index":221},"ids":{"openalex":"https://openalex.org/A5100780481","orcid":"https://orcid.org/0000-0002-4917-5843","observed_orcids":["https://orcid.org/0000-0002-4917-5843"]},"affiliations":[{"institution":{"id":"https://openalex.org/I127317711","ror":"https://ror.org/05crbcr45","display_name":"Tokyo University of Agriculture","country_code":"JP","type":"education","lineage":["https://openalex.org/I127317711"]},"years":[2001]},{"institution":{"id":"https://openalex.org/I1333985979","ror":"https://ror.org/03mwa7s65","display_name":"Ministry of Health Labour and Welfare","country_code":"JP","type":"government","lineage":["https://openalex.org/I1333985979"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I163770644","ror":"https://ror.org/02pc6pc55","display_name":"Okayama University","country_code":"JP","type":"education","lineage":["https://openalex.org/I163770644"]},"years":[1992]},{"institution":{"id":"https://openalex.org/I188700360","ror":"https://ror.org/020p3h829","display_name":"University of Occupational and Environmental Health Japan","country_code":"JP","type":"education","lineage":["https://openalex.org/I188700360"]},"years":[2020,2019,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003,2002,2001,2000,1999,1998,1997,1996,1995,1994,1993,1992,1991]},{"institution":{"id":"https://openalex.org/I22299242","ror":"https://ror.org/02kpeqv85","display_name":"Kyoto University","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]},"years":[2007]},{"institution":{"id":"https://openalex.org/I4210094012","ror":"https://ror.org/00r9w3j27","display_name":"National Center for Global Health and Medicine","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210094012"]},"years":[2020,2016,2015,2014,2013]},{"institution":{"id":"https://openalex.org/I4210105754","ror":"https://ror.org/01dszvc69","display_name":"Sapporo Azabu Neurosurgical Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210105754"]},"years":[2022]},{"institution":{"id":"https://openalex.org/I4210109338","ror":"https://ror.org/022cvpj02","display_name":"University of Tokyo Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210109338"]},"years":[1984]},{"institution":{"id":"https://openalex.org/I4210116024","ror":"https://ror.org/02cq51909","display_name":"Sendai Medical Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210116024","https://openalex.org/I4210137409"]},"years":[2022]},{"institution":{"id":"https://openalex.org/I4210152580","ror":"https://ror.org/04emv5a43","display_name":"Tokyo Metropolitan Geriatric Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210152580"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I4210154112","ror":"https://ror.org/03x529519","display_name":"Ministry of Finance","country_code":"JP","type":"government","lineage":["https://openalex.org/I4210154112"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I43777268","ror":"https://ror.org/058h74p94","display_name":"Nagasaki University","country_code":"JP","type":"education","lineage":["https://openalex.org/I43777268"]},"years":[2015,1997]},{"institution":{"id":"https://openalex.org/I4405255323","ror":"https://ror.org/02wa6sn09","display_name":"Japan Society of Plastic and Reconstructive Surgery","country_code":"JP","type":"nonprofit","lineage":["https://openalex.org/I4405255323"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I4405255824","ror":"https://ror.org/03f74xd51","display_name":"Japan Osteoporosis Foundation","country_code":"JP","type":"nonprofit","lineage":["https://openalex.org/I4405255824"]},"years":[2024,2023,2021,2020,2018,2017,2016]},{"institution":{"id":"https://openalex.org/I4405284588","ror":"https://ror.org/03tyftx38","display_name":"Center Hospital of National Center for Global Health and Medicine","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I1333985979","https://openalex.org/I4210094012","https://openalex.org/I4405284588","https://openalex.org/I4405286871"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4405284908","ror":"https://ror.org/04dwteh61","display_name":"Kagawa Rosai Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210135681","https://openalex.org/I4405284908"]},"years":[2011,2008]},{"institution":{"id":"https://openalex.org/I4405284914","ror":"https://ror.org/04e00zd56","display_name":"Wakamatsu Hospital of the University of Occupational and Environmental Health, Japan","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4405284914"]},"years":[2014,2012]},{"institution":{"id":"https://openalex.org/I74801974","ror":"https://ror.org/057zh3y96","display_name":"The University of Tokyo","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]},"years":[2001,1994,1991,1988,1987,1984]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10071","display_name":"Bone health and osteoporosis research","count":249,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11219","display_name":"Bone Metabolism and Diseases","count":130,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11221","display_name":"Bone health and treatments","count":99,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10694","display_name":"Menopause: Health Impacts and Treatments","count":85,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10277","display_name":"Vitamin D Research Studies","count":41,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11221","display_name":"Bone health and treatments","value":0.0008156,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10071","display_name":"Bone health and osteoporosis research","value":0.0007031,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11219","display_name":"Bone Metabolism and Diseases","value":0.0005508,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10694","display_name":"Menopause: Health Impacts and Treatments","value":0.0004758,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10277","display_name":"Vitamin D Research Studies","value":0.0002452,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9890212416648865},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.8817923665046692},{"id":"2776541429","wikidata":"https://www.wikidata.org/wiki/Q165328","display_name":"Osteoporosis","score":0.8811897039413452},{"id":"2776886416","wikidata":"https://www.wikidata.org/wiki/Q4941567","display_name":"Bone mineral","score":0.8307276964187622},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.720866322517395}],"counts_by_year":[{"year":1977,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1987,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":1992,"works_count":7,"oa_works_count":2,"cited_by_count":0},{"year":1993,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1994,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":1996,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":10,"oa_works_count":4,"cited_by_count":0},{"year":1998,"works_count":12,"oa_works_count":3,"cited_by_count":0},{"year":1999,"works_count":13,"oa_works_count":3,"cited_by_count":0},{"year":2000,"works_count":10,"oa_works_count":5,"cited_by_count":0},{"year":2001,"works_count":12,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":11,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":18,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":19,"oa_works_count":2,"cited_by_count":0},{"year":2005,"works_count":11,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":17,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":16,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":16,"oa_works_count":3,"cited_by_count":0},{"year":2009,"works_count":15,"oa_works_count":2,"cited_by_count":0},{"year":2010,"works_count":12,"oa_works_count":2,"cited_by_count":0},{"year":2011,"works_count":21,"oa_works_count":6,"cited_by_count":0},{"year":2012,"works_count":18,"oa_works_count":7,"cited_by_count":520},{"year":2013,"works_count":14,"oa_works_count":5,"cited_by_count":605},{"year":2014,"works_count":18,"oa_works_count":11,"cited_by_count":591},{"year":2015,"works_count":10,"oa_works_count":4,"cited_by_count":671},{"year":2016,"works_count":6,"oa_works_count":2,"cited_by_count":627},{"year":2017,"works_count":4,"oa_works_count":3,"cited_by_count":595},{"year":2018,"works_count":7,"oa_works_count":3,"cited_by_count":593},{"year":2019,"works_count":4,"oa_works_count":3,"cited_by_count":590},{"year":2020,"works_count":8,"oa_works_count":3,"cited_by_count":684},{"year":2021,"works_count":6,"oa_works_count":4,"cited_by_count":623},{"year":2022,"works_count":3,"oa_works_count":3,"cited_by_count":549},{"year":2023,"works_count":2,"oa_works_count":1,"cited_by_count":461},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":495},{"year":2025,"works_count":1,"oa_works_count":0,"cited_by_count":435},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":322}],"display_name_alternatives":["T NAKAMURA","T Nakamura","T. Nakamura","TOSHITAKA NAKAMURA","Toshitaka Dr. Nakamura","Toshitaka NAKAMURA","Toshitaka Nakamura"],"block_key":"t nakamura","works_api_url":"https://api.openalex.org/works?filter=author.id:A5100780481","updated_date":"2026-11-06T12:48:51","created_date":"2016-06-24T00:00:00"}
