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Hospital / health system · Naha · Japan

Naha City Hospital

In research, Naha City Hospital stands highest in Medicine (#11,921 of 14,558 worldwide) and Health Sciences (#14,021 of 16,688 worldwide), over all time.

nch.naha.okinawa.jp/english.htmlROR OpenAlex
World rank, all time
#33,175
of 34,923
Rank in Japan
#1,681
of 1,923
Research works
203
▲ 70% vs 2018-21
Citations
1.3k
6.2 per fractional work
Top-10% rate
3.5%
all institutions 10.0%
vs its own fields
0.79×
1.00× is exactly expected
Open access
60%
world 40%
International
7%
world 18%
Naha City Hospital

What is Naha City Hospital known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
MedicineField #11,921 of 14,558 2.6%152
Health SciencesDomain #14,021 of 16,688 2.8%160

Each strip is that field's whole ranked pool, with the notch where Naha City Hospital sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Naha City Hospital work in?

In 2022-now, 82% of research at Naha City Hospital is in Health Sciences, 12% in Life Sciences. Its largest fields are Medicine (79%), Immunology and Microbiology (6%), Biochemistry, Genetics and Molecular Biology (4%). It does 3.1× the world's share of Health Sciences.

Health Sciences: 53 fractional works · 82.3% of its workMedicine: 51 fractional works · 79.0% of its workSurgery: 16 fractional works · 24.8% of its workPulmonary and Respiratory Medicine: 8 fractional works · 12.3% of its workNeurology: 3 fractional works · 3.9% of its workPathology and Forensic Medicine: 2 fractional works · 3.9% of its workOncology: 2 fractional works · 3.4% of its workEpidemiology: 2 fractional works · 3.4% of its workInfectious Diseases: 2 fractional works · 3.0% of its workPharmacology: 2 fractional works · 2.7% of its workCardiology and Cardiovascular Medicine: 2 fractional works · 2.6% of its workPublic Health, Environmental and Occupational Health: 2 fractional works · 2.4% of its workNephrology: 1 fractional works · 1.9% of its workRheumatology: 1 fractional works · 1.3% of its workPhysiology: 1 fractional works · 1.2% of its workCritical Care and Intensive Care Medicine: 1 fractional works · 1.1% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 1.1% of its workEmergency Medicine: 1 fractional works · 1.0% of its workImmunology and Allergy: 1 fractional works · 0.8% of its workGastroenterology: 0 fractional works · 0.8% of its workPediatrics, Perinatology and Child Health: 0 fractional works · 0.8% of its workHematology: 0 fractional works · 0.7% of its workInternal Medicine: 0 fractional works · 0.7% of its workEndocrinology, Diabetes and Metabolism: 0 fractional works · 0.7% of its workDermatology: 0 fractional works · 0.7% of its workHepatology: 0 fractional works · 0.5% of its workOphthalmology: 0 fractional works · 0.5% of its workReproductive Medicine: 0 fractional works · 0.5% of its workTransplantation: 0 fractional works · 0.5% of its workGeriatrics and Gerontology: 0 fractional works · 0.4% of its workOrthopedics and Sports Medicine: 0 fractional works · 0.4% of its workObstetrics and Gynecology: 0 fractional works · 0.3% of its workPsychiatry and Mental health: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.6% of its workHealth Professions: 1 fractional works · 1.3% of its workSpeech and Hearing: 0 fractional works · 0.5% of its workGeneral Health Professions: 0 fractional works · 0.4% of its workRadiological and Ultrasound Technology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workVeterinary: 1 fractional works · 1.0% of its workSmall Animals: 1 fractional works · 1.0% of its workNursing: 1 fractional works · 0.9% of its workNutrition and Dietetics: 1 fractional works · 0.9% of its workDentistry: 0 fractional works · 0.1% of its workLife Sciences: 8 fractional works · 12.4% of its workImmunology and Microbiology: 4 fractional works · 5.9% of its workParasitology: 3 fractional works · 4.0% of its workImmunology: 1 fractional works · 1.4% of its workMicrobiology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workBiochemistry, Genetics and Molecular Biology: 3 fractional works · 3.9% of its workGenetics: 1 fractional works · 1.7% of its workCancer Research: 1 fractional works · 1.0% of its workMolecular Biology: 1 fractional works · 0.9% of its workSmaller subfields together: 0 fractional works · 0.2% of its workAgricultural and Biological Sciences: 1 fractional works · 2.2% of its workInsect Science: 1 fractional works · 1.0% of its workAgronomy and Crop Science: 0 fractional works · 0.4% of its workEcology, Evolution, Behavior and Systematics: 0 fractional works · 0.4% of its workFood Science: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workNeuroscience: 0 fractional works · 0.4% of its workCognitive Neuroscience: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPhysical Sciences: 3 fractional works · 4.6% of its workEnvironmental Science: 2 fractional works · 2.6% of its workEcology: 2 fractional works · 2.6% of its workEngineering: 1 fractional works · 1.0% of its workCivil and Structural Engineering: 0 fractional works · 0.8% of its workBiomedical Engineering: 0 fractional works · 0.2% of its workMathematics: 0 fractional works · 0.3% of its workGeometry and Topology: 0 fractional works · 0.3% of its workEarth and Planetary Sciences: 0 fractional works · 0.2% of its workChemical Engineering: 0 fractional works · 0.1% of its workChemistry: 0 fractional works · 0.1% of its workEnergy: 0 fractional works · 0.1% of its workMaterials Science: 0 fractional works · 0.1% of its workComputer Science: 0 fractional works · 0.1% of its workSocial Sciences: 0 fractional works · 0.6% of its workSocial Sciences: 0 fractional works · 0.3% of its workEconomics, Econometrics and Finance: 0 fractional works · 0.2% of its workPsychology: 0 fractional works · 0.1% of its workArts and Humanities: 0 fractional works · 0.0% of its workALL ITS WORKNaha CityHospital65fractional works, 2022-now
Life Sciences12%Physical Sciences5%Health Sciences82%Social Sciences1%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 22 fields, with their numbers
    1. Medicine5179.0%
    2. Health Professions11.3%
    3. Veterinary11.0%
    4. Nursing10.9%
    5. Dentistry00.1%
    1. Immunology and Microbiology45.9%
    2. Biochemistry, Genetics and Molecular Biology33.9%
    3. Agricultural and Biological Sciences12.2%
    4. Neuroscience00.4%
    1. Environmental Science22.6%
    2. Engineering11.0%
    3. Mathematics00.3%
    4. Earth and Planetary Sciences00.2%
    5. Chemical Engineering00.1%
    6. Chemistry00.1%
    7. Energy00.1%
    8. Materials Science00.1%
    9. Computer Science00.1%
    1. Social Sciences00.3%
    2. Economics, Econometrics and Finance00.2%
    3. Psychology00.1%
    4. Arts and Humanities00.0%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.46× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.73× its world share, 2 worksBiochemistry, Geneti…Immunology and Microbiology: 5.89× its world share, 4 worksImmunology and Micro…Neuroscience: 0.27× its world share, 0 worksNeuroscienceChemical Engineering: 0.37× its world share, 0 worksChemical EngineeringChemistry: 0.08× its world share, 0 worksChemistryComputer Science: 0.01× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 0.11× its world share, 0 worksEarth and Planetary …Energy: 0.14× its world share, 0 worksEnergyEngineering: 0.07× its world share, 1 worksEngineeringEnvironmental Science: 0.53× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.04× its world share, 0 worksMaterials ScienceMathematics: 0.22× its world share, 0 worksMathematicsDentistry: 0.15× its world share, 0 worksDentistryHealth Professions: 0.49× its world share, 1 worksHealth ProfessionsMedicine: 4.11× its world share, 51 worksMedicineNursing: 1.81× its world share, 1 worksNursingVeterinary: 7.60× its world share, 1 worksVeterinaryArts and Humanities: 0.01× its world share, 0 worksArts and HumanitiesEconomics, Econometrics and Finance: 0.09× its world share, 0 worksEconomics, Econometr…Psychology: 0.05× its world share, 0 worksPsychologySocial Sciences: 0.02× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Veterinary, 7.6×. Every wedge is a field page.

All 22 fields, with their numbers
  1. Veterinary7.60×1 works
  2. Immunology and Microbiology5.89×4 works
  3. Medicine4.11×51 works
  4. Nursing1.81×1 works
  5. Biochemistry, Genetics and Molecular Biology0.73×2 works
  6. Environmental Science0.53×2 works
  7. Health Professions0.49×1 works
  8. Agricultural and Biological Sciences0.46×1 works
  9. Chemical Engineering0.37×0 works
  10. Neuroscience0.27×0 works
  11. Mathematics0.22×0 works
  12. Dentistry0.15×0 works
  13. Energy0.14×0 works
  14. Earth and Planetary Sciences0.11×0 works
  15. Economics, Econometrics and Finance0.09×0 works
  16. Chemistry0.08×0 works
  17. Engineering0.07×1 works
  18. Psychology0.05×0 works
  19. Materials Science0.04×0 works
  20. Social Sciences0.02×0 works
  21. Computer Science0.01×0 works
  22. Arts and Humanities0.01×0 works

Who are the top researchers at Naha City Hospital?

Ranked on the quality score, Yuzuru Kinjo, Marohito Nakata and Kyoko Arakaki lead among researchers whose main affiliation is Naha City Hospital.

  1. 1 Yuzuru Kinjo Japan · #1,879,515 worldwide 649 citations · 49 works
  2. 2 Marohito Nakata Japan · #3,721,996 worldwide 64 citations · 17 works
  3. 3 Kyoko Arakaki Japan · #4,737,573 worldwide 85 citations · 19 works
  4. 4 Hiroshi Kudaka Japan · #4,744,091 worldwide 15 citations · 17 works
  5. 5 健誠 大城 Japan · #4,797,372 worldwide 0 citations · 21 works
  6. 6 Tsugukazu Tohma Japan · #4,828,108 worldwide 123 citations · 20 works
  7. 7 Hisashi Serikyaku Japan · #4,875,195 worldwide 18 citations · 18 works
  8. 8 Kazuya Yamashiro Japan · #5,080,054 worldwide 32 citations · 23 works
  9. 9 和也 山城 Japan · #5,196,538 worldwide 0 citations · 28 works
  10. 10 Yoshiki Chinen Japan · #5,325,088 worldwide 80 citations · 24 works
All ranked researchers at Naha City Hospital

What are the most cited papers from Naha City Hospital?

The most cited paper from Naha City Hospital is "Elastofibroma in okinawa. A clinicopathologic study of 170 cases" (Nobuo Nagamine, Yusuke Nohara, Etsuo Ito, 1982), with 281 citations. Next come "Autoantibodies against the amino terminal of α-enolase are a useful diagnostic marker of Hashimoto's encephalopathy" (164) and "Randomized trial of early infant formula introduction to prevent cow’s milk allergy" (147).

Most cited papers
#PaperReleasedCitations
1 Elastofibroma in okinawa. A clinicopathologic study of 170 cases Nobuo Nagamine, Yusuke Nohara, Etsuo Ito · Cancer Open access Nov 1982 281
2 Autoantibodies against the amino terminal of α-enolase are a useful diagnostic marker of Hashimoto's encephalopathy Akihiro Fujii, Makoto Yoneda, Takahiro Ito et al. · Journal of Neuroimmunology 23 Mar 2005 164
3 Randomized trial of early infant formula introduction to prevent cow’s milk allergy Tetsuhiro Sakihara, Kenta Otsuji, Yohei Arakaki et al. · Journal of Allergy and Clinical Immunology 2 Sep 2020 147
4 Antiadult T‐cell leukemia effects of brown algae fucoxanthin and its deacetylated product, fucoxanthinol Chie Ishikawa, Senji Tafuku, Takashi Kadekaru et al. · International Journal of Cancer Open access 16 Sep 2008 145
5 Gamma Knife Thalamotomy for Parkinson Disease and Essential Tremor: A Prospective Multicenter Study Chihiro Ohye, Yoshinori Higuchi, Toru Shibazaki et al. · Neurosurgery 12 Sep 2011 143
All 55 most cited papers, with filters and sorting

Which keywords describe research at Naha City Hospital?

By fractional works in 2022-now, weighted toward what it does more of than the world: Diagnosis, Epidemiology, Treatment, Management, Surgical Management, Children, Complications and Guidelines.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in 2022-now in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Epidemiology11▲ 4.2×43 topics
  2. Diagnosis8▲ 14×20 topics
  3. Treatment8▲ 9.7×19 topics
  4. Management6▲ 11×16 topics
  5. Surgical Management4▲ 17×11 topics
  6. Children4▲ 27×5 topics
  7. Complications3▲ 10×7 topics
  8. Guidelines3▲ 10×7 topics
  9. Inflammation3▲ 2.2×18 topics
  10. Biodiversity3▲ 5.4×3 topics
  11. Adults3▲ 71×2 topics
  12. Global Epidemiology2▲ 87×2 topics
  13. Helminth Infections2▲ 94×2 topics
  14. Palliative Treatment2▲ 60×2 topics
  15. Prognostic Factors2▲ 8.8×10 topics
  16. Molecular Phylogeny2▲ 22×4 topics
  17. Invasive Species2▲ 8.5×2 topics
  18. Disease Burden2▲ 46×2 topics
  19. Schistosomiasis2▲ 119×1 topic
  20. Soil-Transmitted Helminths2▲ 119×1 topic
  21. Chemotherapy2▲ 4.6×14 topics
  22. Review2▲ 28×2 topics
  23. CT Diagnosis2▲ 108×3 topics
  24. Biomechanics2▲ 9.6×2 topics
  25. Pathogenesis2▲ 5.9×9 topics
  26. Anticoagulant Therapy2▲ 22×3 topics
  27. Endoscopic Stenting2▲ 63×1 topic
  28. Esophageal Perforation2▲ 63×1 topic
  29. Pedicle Screw Fixation2▲ 72×1 topic
  30. Vertebroplasty2▲ 72×1 topic
  31. Degenerative Disc Disease2▲ 27×2 topics
  32. Ecosystem2▲ 24×1 topic
  33. Gastric Cancer2▲ 24×3 topics
  34. Imaging2▲ 11×2 topics
  35. Low Back Pain2▲ 15×2 topics
  36. Parasites2▲ 86×1 topic
  37. Pathophysiology2▲ 9.2×5 topics
  38. Chronic Kidney Disease2▲ 9.7×5 topics
  39. Intussusception2▲ 77×1 topic
  40. Meckel's Diverticulum2▲ 77×1 topic

Which research topics does Naha City Hospital publish most on?

By volume in 2022-now: Parasites and Host Interactions, Spinal Fractures and Fixation Techniques, Esophageal and GI Pathology and Parasite Biology and Host Interactions.

Parasites and Host Inter…2Parasites and Host Interactions: 2 fractional worksSpinal Fractures and Fix…2Spinal Fractures and Fixation Techniques: 2 fractional worksEsophageal and GI Pathology: 2 fractional worksParasite Biology and Hos…2Parasite Biology and Host Interactions: 2 fractional worksGastrointestinal disorde…2Gastrointestinal disorders and treatments: 2 fractional worksBiliary and Gastrointestinal Fistulas: 1 fractional worksSpine and Intervertebral Disc Pathology: 1 fractional worksLeech Biology and Applic…1Leech Biology and Applications: 1 fractional worksAtrial Fibrillation Management and Outcomes: 1 fractional worksEosinophilic Esophagitis: 1 fractional works
ParasitologySurgeryEcologyPulmonary and Respiratory Medicine3 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Parasites and Host Interactions Parasitology 2 works
  2. 2 Spinal Fractures and Fixation Techniques Surgery 2 works
  3. 3 Esophageal and GI Pathology Surgery 2 works
  4. 4 Parasite Biology and Host Interactions Ecology 2 works
  5. 5 Gastrointestinal disorders and treatments Surgery 2 works
  6. 6 Biliary and Gastrointestinal Fistulas Pulmonary and Respiratory Medicine 1 works
  7. 7 Spine and Intervertebral Disc Pathology Pathology and Forensic Medicine 1 works
  8. 8 Leech Biology and Applications Pharmacology 1 works
  9. 9 Atrial Fibrillation Management and Outcomes Cardiology and Cardiovascular Medicine 1 works
  10. 10 Eosinophilic Esophagitis Surgery 1 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available60.5%not open39.5%

World: 40% of research is openly available.

with international co-authors6.7%domestic only93.3%

World: 18% is written across borders.

How has Naha City Hospital's research output changed?

Output in 2022-2025 was 70% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Naha City Hospital as a percentage of every work published that year, 0.00036% in 2024.

still counting0.00050%0.0010%0.0015%Naha City Hospital0.00033% in 202519801990200020102020

Fractional works of Naha City Hospital over all fractional works that year. How the balance of science has shifted.

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Naha City Hospital on Science Explorer

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