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University · Nagasaki · Japan

Nagasaki University

In research, Nagasaki University stands highest in Medicine (#1,304 of 10,443 worldwide), Health Sciences (#1,580 of 11,982 worldwide) and Physical Sciences (#2,538 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Hepatology, Infectious Diseases and Dentistry — Hepatology is 5.1× its share of world research.

nagasaki-u.ac.jp/enROR OpenAlex
World rank, 2022–2025
#2,417
of 28,054 · #1,751 all time
Rank in Japan
#34
of 1,070
Research works
26k
▼ 4% vs 2013–17
Citations
427k
16.4 per fractional work
Top-10% rate
11.7%
record average 16.5%
Open access
49%
world 28%

What is Nagasaki University known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
MedicineField #1,304 of 10,443 10.6%928 #1347
Health SciencesDomain #1,580 of 11,982 11.0%1,041 #1499
Physical SciencesDomain #2,538 of 12,888 11.0%809 #1714
Life SciencesDomain #1,624 of 7,800 12.4%409 #1229
EngineeringField #2,632 of 6,636 11.5%322 #1828
Social SciencesDomain #4,504 of 10,521 17.6%170 #5146
Environmental ScienceField #1,588 of 3,551 14.6%190 #1624
Biochemistry, Genetics and Molecular BiologyField #1,601 of 3,579 12.5%212 #1138
Molecular BiologySubfield #1,366 of 2,175 12.5%128 #1041
Agricultural and Biological SciencesField #2,212 of 3,409 16.8%71 #3223

Each strip is that field’s whole ranked pool, with the notch where Nagasaki University 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 world mark, because the world rate differs by field (from about 6% to 21% in this record).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Medicine#1,347 #1,304
  2. Health Sciences#1,499 #1,580
  3. Physical Sciences#1,714 #2,538
  4. Life Sciences#1,229 #1,624
  5. Engineering#1,828 #2,632
  6. Social Sciences#5,146 #4,504
  7. Environmental Science#1,624 #1,588
  8. Biochemistry, Genetics and Molecular Biology#1,138 #1,601
  9. Molecular Biology#1,041 #1,366
  10. Agricultural and Biological Sciences#3,223 #2,212
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does Nagasaki University specialise in?

Where its research is concentrated relative to its size: Hepatology takes 5.1× the share of its output that it takes of world research.

  1. HepatologySubfield · 23.8 works5.1×
  2. Infectious DiseasesSubfield · 67.7 works4.1×
  3. DentistryField · 46.8 works4.0×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

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: 0.61× its world share, 71 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.64× its world share, 212 worksBiochemistry, Geneti…Immunology and Microbiology: 3.01× its world share, 74 worksImmunology and Micro…Neuroscience: 1.08× its world share, 42 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.18× its world share, 10 worksPharmacology, Toxico…Chemical Engineering: 1.71× its world share, 15 worksChemical EngineeringChemistry: 1.96× its world share, 75 worksChemistryComputer Science: 0.30× its world share, 57 worksComputer ScienceEarth and Planetary Sciences: 1.22× its world share, 46 worksEarth and Planetary …Energy: 0.42× its world share, 9 worksEnergyEngineering: 0.88× its world share, 322 worksEngineeringEnvironmental Science: 1.58× its world share, 190 worksEnvironmental ScienceMaterials Science: 0.73× its world share, 62 worksMaterials ScienceMathematics: 0.59× its world share, 17 worksMathematicsPhysics and Astronomy: 0.30× its world share, 16 worksPhysics and AstronomyDentistry: 3.97× its world share, 47 worksDentistryHealth Professions: 0.74× its world share, 47 worksHealth ProfessionsMedicine: 1.99× its world share, 928 worksMedicineNursing: 1.19× its world share, 14 worksNursingVeterinary: 1.39× its world share, 5 worksVeterinaryArts and Humanities: 0.16× its world share, 11 worksArts and HumanitiesBusiness, Management and Accounting: 0.15× its world share, 12 worksBusiness, Management…Decision Sciences: 0.27× its world share, 6 worksDecision SciencesEconomics, Econometrics and Finance: 0.34× its world share, 18 worksEconomics, Econometr…Psychology: 0.43× its world share, 32 worksPsychologySocial Sciences: 0.30× its world share, 91 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Dentistry, 4.0×. Every wedge is a field page.

Who are the top researchers at Nagasaki University?

Ranked on the composite score, Norio Niikawa, Taiga Miyazaki and Masao Tomonaga lead among researchers whose main affiliation is Nagasaki University.

  1. 1 Norio Niikawa Japan · #39,822 worldwide 268 citations · 49 works
  2. 2 Taiga Miyazaki Japan · #55,335 worldwide 304 citations · 34 works
  3. 3 Masao Tomonaga Japan · #57,528 worldwide 300 citations · 59 works
  4. 4 Osamu Nakagomi Japan · #65,043 worldwide 213 citations · 38 works
  5. 5 S Kohno Japan · #66,753 worldwide 185 citations · 43 works
  6. 6 Koichi Izumikawa Japan · #81,237 worldwide 230 citations · 68 works
  7. 7 Naomasa Makita Japan · #88,814 worldwide 247 citations · 40 works
  8. 8 Tôru Hirano Japan · #89,690 worldwide 258 citations · 101 works
  9. 9 Yuji Nagayama Japan · #92,568 worldwide 208 citations · 37 works
  10. 10 Osamu Arakawa Japan · #99,871 worldwide 337 citations · 64 works
All ranked researchers at Nagasaki University

Which keywords describe research at Nagasaki University?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Inflammation, Pathogenesis, Treatment, Diagnosis, Clinical Practice Guidelines, Vaccine Development and Oxidative Stress.

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

Size is fractional works in 2022–2025 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. Epidemiology234▲ 2.4×129 topics
  2. Inflammation100▲ 1.98×79 topics
  3. Treatment80▲ 2.7×47 topics
  4. Climate Change79▲ 1.21×70 topics
  5. Oxidative Stress74▲ 1.85×54 topics
  6. Diagnosis70▲ 3.1×41 topics
  7. Public Health66▲ 1.85×45 topics
  8. Pathogenesis60▲ 4.9×24 topics
  9. Clinical Practice Guidelines58▲ 4.3×14 topics
  10. Cancer53▲ 1.62×48 topics
  11. Chemotherapy52▲ 3.1×25 topics
  12. Quality of Life50▲ 1.44×50 topics
  13. Immune Response46▲ 3.3×22 topics
  14. Environmental Impact42◆ 1.02×37 topics
  15. Management42▲ 2.2×30 topics
  16. Vaccine Development42▲ 6.8×11 topics
  17. Vaccine40▲ 4.0×11 topics
  18. Nanoparticles38▲ 1.23×38 topics
  19. Health Effects34▲ 2.4×20 topics
  20. Immunotherapy34▲ 1.98×18 topics
  21. Radiotherapy30▲ 3.2×13 topics
  22. Global Burden29▲ 2.2×12 topics
  23. Mortality28▲ 2.0×13 topics
  24. Prognostic Factors28▲ 2.7×14 topics
  25. Surgical Management27▲ 2.7×20 topics
  26. Genetic Mutations27▲ 2.6×23 topics
  27. Immunity26▲ 2.6×11 topics
  28. Apoptosis24▲ 3.2×20 topics
  29. Angiogenesis24▲ 3.0×15 topics
  30. Infectious Diseases22▲ 2.8×10 topics
  31. Fibrosis22▲ 4.8×8 topics
  32. Aquaculture21▲ 3.3×8 topics
  33. Autoantibodies21▲ 3.7×8 topics
  34. Infection20▲ 3.4×10 topics
  35. Marine Environment19▲ 5.5×3 topics
  36. Vector Control18▲ 6.4×4 topics
  37. Liver Transplantation17▲ 6.0×5 topics
  38. Radionuclides15▲ 17×2 topics
  39. Rock Mechanics15▲ 6.4×3 topics
  40. Harmful Algal Blooms14▲ 7.6×3 topics

Which research topics does Nagasaki University publish most on?

By volume in 2022–2025: Mosquito-borne diseases and control, Rock Mechanics and Modeling, Radioactive contamination and transfer and Viral Infections and Vectors.

Mosquito-borne diseases …12Mosquito-borne diseases and control: 12 fractional worksRock Mechanics and Model…11Rock Mechanics and Modeling: 11 fractional worksRadioactive contamination and transfer: 11 fractional worksViral Infections and Vectors: 11 fractional worksOrgan Transplantation Techniques and Outcomes: 11 fractional worksRisk Perception and Management: 10 fractional worksElectric Motor Design and Analysis: 10 fractional worksViral Infections and Out…10Viral Infections and Outbreaks Research: 10 fractional worksMicroplastics and Plastic Pollution: 10 fractional worksInterstitial Lung Diseases and Idiopathic Pulmonary Fibrosis: 10 fractional works
Public Health, Environmental and Occupational HealthMechanics of MaterialsGlobal and Planetary ChangeInfectious Diseases5 others

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

  1. 1 Mosquito-borne diseases and control Public Health, Environmental and Occupational Health 12 works
  2. 2 Rock Mechanics and Modeling Mechanics of Materials 11 works
  3. 3 Radioactive contamination and transfer Global and Planetary Change 11 works
  4. 4 Viral Infections and Vectors Infectious Diseases 11 works
  5. 5 Organ Transplantation Techniques and Outcomes Surgery 11 works
  6. 6 Risk Perception and Management Sociology and Political Science 10 works
  7. 7 Electric Motor Design and Analysis Electrical and Electronic Engineering 10 works
  8. 8 Viral Infections and Outbreaks Research Infectious Diseases 10 works
  9. 9 Microplastics and Plastic Pollution Pollution 10 works
  10. 10 Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis Pulmonary and Respiratory Medicine 10 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 available48.9%not open51.1%

World: 28% of research is openly available.

with international co-authors12.4%domestic only87.6%

World: 19% is written across borders.

How has Nagasaki University's research output changed?

Output in 2018–2022 was 4% lower than in 2013–2017.

1990200020102020
grewheldshrank

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

Other research institutions in Nagasaki

All research institutions in Nagasaki

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.