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University · Tokyo · Japan

Juntendo University

In research, Juntendo University stands highest in Medicine (#561 of 10,443 worldwide), Health Sciences (#727 of 11,982 worldwide) and Life Sciences (#910 of 7,800 worldwide), 2022–2025. Relative to its size it is most specialised in Gastroenterology, Nephrology and Rheumatology — Gastroenterology is 7.5× its share of world research.

juntendo.ac.jp/englishROR OpenAlex
World rank, 2022–2025
#2,151
of 28,054 · #1,633 all time
Rank in Japan
#29
of 1,070
Research works
21k
▲ 19% vs 2013–17
Citations
372k
18.1 per fractional work
Top-10% rate
11.8%
record average 16.5%
Open access
53%
world 28%

What is Juntendo 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 #561 of 10,443 11.7%2,047 #690
Health SciencesDomain #727 of 11,982 11.8%2,149 #900
Life SciencesDomain #910 of 7,800 11.7%606 #549
Biochemistry, Genetics and Molecular BiologyField #749 of 3,579 13.0%319 #620
SurgerySubfield #393 of 1,816 10.5%339 #545
Pulmonary and Respiratory MedicineSubfield #496 of 1,144 8.1%241 #619
Physical SciencesDomain #7,251 of 12,888 9.8%185 #7039
EpidemiologySubfield #587 of 976 15.5%106 #449
Molecular BiologySubfield #1,309 of 2,175 13.3%167 #916
Social SciencesDomain #6,373 of 10,521 14.9%117 #8564

Each strip is that field’s whole ranked pool, with the notch where Juntendo 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#690 #561
  2. Health Sciences#900 #727
  3. Life Sciences#549 #910
  4. Biochemistry, Genetics and Molecular Biology#620 #749
  5. Surgery#545 #393
  6. Pulmonary and Respiratory Medicine#619 #496
  7. Physical Sciences#7,039 #7,251
  8. Epidemiology#449 #587
  9. Molecular Biology#916 #1,309
  10. Social Sciences#8,564 #6,373
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 Juntendo University specialise in?

Where its research is concentrated relative to its size: Gastroenterology takes 7.5× the share of its output that it takes of world research.

  1. GastroenterologySubfield · 27.2 works7.5×
  2. NephrologySubfield · 38.1 works5.8×
  3. RheumatologySubfield · 79.7 works5.7×
  4. NeurologySubfield · 99.3 works5.7×
  5. Orthopedics and Sports MedicineSubfield · 41.2 works5.3×
  6. Pulmonary and Respiratory MedicineSubfield · 240.5 works5.1×
← 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: 0.46× its world share, 67 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.95× its world share, 319 worksBiochemistry, Geneti…Immunology and Microbiology: 2.78× its world share, 86 worksImmunology and Micro…Neuroscience: 2.45× its world share, 122 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.24× its world share, 13 worksPharmacology, Toxico…Chemical Engineering: 0.04× its world share, 0 worksChemical EngineeringChemistry: 0.16× its world share, 8 worksChemistryComputer Science: 0.11× its world share, 27 worksComputer ScienceEarth and Planetary Sciences: 0.38× its world share, 18 worksEarth and Planetary …Energy: 0.02× its world share, 1 worksEnergyEngineering: 0.12× its world share, 54 worksEngineeringEnvironmental Science: 0.26× its world share, 40 worksEnvironmental ScienceMaterials Science: 0.11× its world share, 11 worksMaterials ScienceMathematics: 0.18× its world share, 6 worksMathematicsPhysics and Astronomy: 0.28× its world share, 19 worksPhysics and AstronomyDentistry: 0.69× its world share, 10 worksDentistryHealth Professions: 0.87× its world share, 70 worksHealth ProfessionsMedicine: 3.48× its world share, 2,047 worksMedicineNursing: 1.31× its world share, 20 worksNursingVeterinary: 0.52× its world share, 2 worksVeterinaryArts and Humanities: 0.09× its world share, 8 worksArts and HumanitiesBusiness, Management and Accounting: 0.06× its world share, 6 worksBusiness, Management…Decision Sciences: 0.12× its world share, 4 worksDecision SciencesEconomics, Econometrics and Finance: 0.14× its world share, 9 worksEconomics, Econometr…Psychology: 0.62× its world share, 58 worksPsychologySocial Sciences: 0.09× its world share, 33 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 3.5×. Every wedge is a field page.

Who are the top researchers at Juntendo University?

Ranked on the composite score, Masaaki Komatsu, Eiki Kominami and Masato Koike lead among researchers whose main affiliation is Juntendo University.

  1. 1 Masaaki Komatsu · #23,935 worldwide 627 citations · 43 works
  2. 2 Eiki Kominami · #24,562 worldwide 479 citations · 65 works
  3. 3 Masato Koike · #25,466 worldwide 493 citations · 45 works
  4. 4 Kenji Suzuki · #30,208 worldwide 507 citations · 100 works
  5. 5 Hirotaka Watada · #37,737 worldwide 598 citations · 100 works
  6. 6 Jun Takeda · #42,813 worldwide 345 citations · 74 works
  7. 7 Yasuo Uchiyama · #46,101 worldwide 667 citations · 93 works
  8. 8 Akio Kanazawa · #46,554 worldwide 547 citations · 113 works
  9. 9 Chisei Ra · #51,056 worldwide 173 citations · 34 works
  10. 10 Hideo Yagita∥ · #62,291 worldwide 648 citations · 133 works
All ranked researchers at Juntendo University

Which keywords describe research at Juntendo University?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Inflammation, Epidemiology, Chemotherapy, Diagnosis, Treatment, Cardiovascular Disease, Oxidative Stress and Parkinson's Disease.

▲ 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. Epidemiology340▲ 2.8×125 topics
  2. Inflammation276▲ 4.3×80 topics
  3. Chemotherapy132▲ 6.2×25 topics
  4. Oxidative Stress126▲ 2.5×57 topics
  5. Treatment120▲ 3.2×47 topics
  6. Diagnosis119▲ 4.2×40 topics
  7. Cardiovascular Disease116▲ 3.4×36 topics
  8. Cancer100▲ 2.5×51 topics
  9. Quality of Life90▲ 2.0×49 topics
  10. Immunotherapy88▲ 4.0×19 topics
  11. Management82▲ 3.4×30 topics
  12. Clinical Practice Guidelines80▲ 4.8×14 topics
  13. Neurological Disorders78▲ 4.5×20 topics
  14. Aging71▲ 4.3×17 topics
  15. Risk Factors71▲ 2.1×34 topics
  16. Radiotherapy70▲ 6.0×13 topics
  17. Metabolic Syndrome70▲ 2.8×22 topics
  18. Prognostic Factors69▲ 5.1×14 topics
  19. Parkinson's Disease66▲ 8.9×8 topics
  20. Clinical Trials63▲ 3.1×18 topics
  21. Complications60▲ 3.9×17 topics
  22. Obesity60▲ 2.6×23 topics
  23. Mitochondrial Dysfunction60▲ 6.6×12 topics
  24. Surgical Management59▲ 4.7×20 topics
  25. Genetic Mutations57▲ 4.3×23 topics
  26. Heart Failure56▲ 4.3×13 topics
  27. Neoadjuvant Therapy56▲ 7.8×5 topics
  28. Neurodegeneration56▲ 6.1×11 topics
  29. Guidelines56▲ 3.9×13 topics
  30. Tumor Microenvironment55▲ 4.0×8 topics
  31. Prevention51▲ 4.0×16 topics
  32. Adjuvant Therapy47▲ 12×2 topics
  33. Prognosis46▲ 4.6×9 topics
  34. Diagnostic Criteria46▲ 6.7×10 topics
  35. Echocardiography39▲ 4.7×8 topics
  36. Targeted Therapy39▲ 5.7×5 topics
  37. Autoantibodies38▲ 5.3×8 topics
  38. Regeneration36▲ 6.0×5 topics
  39. Molecular Characterization35▲ 6.5×6 topics
  40. Cholangiocarcinoma34▲ 14×2 topics

Which research topics does Juntendo University publish most on?

By volume in 2022–2025: Lung Cancer Diagnosis and Treatment, Parkinson's Disease Mechanisms and Treatments, Pancreatic and Hepatic Oncology Research and Nutrition and Health in Aging.

Lung Cancer Diagnosis an…29Lung Cancer Diagnosis and Treatment: 29 fractional worksParkinson's Disease Mech…25Parkinson's Disease Mechanisms and Treatments: 25 fractional worksPancreatic and Hepatic Oncology Research: 22 fractional worksNutrition and Health in …22Nutrition and Health in Aging: 22 fractional worksGallbladder and Bile Duc…21Gallbladder and Bile Duct Disorders: 21 fractional worksOsteoarthritis Treatment and Mechanisms: 21 fractional worksLung Cancer Treatments and Mutations: 19 fractional worksTotal Knee Arthroplasty …17Total Knee Arthroplasty Outcomes: 17 fractional worksGastric Cancer Management and Outcomes: 17 fractional worksDermatology and Skin Diseases: 16 fractional works
Pulmonary and Respiratory MedicineNeurologyOncologyPhysiology3 others

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

  1. 1 Lung Cancer Diagnosis and TreatmentPulmonary and Respiratory Medicine 29 works
  2. 2 Parkinson's Disease Mechanisms and TreatmentsNeurology 25 works
  3. 3 Pancreatic and Hepatic Oncology ResearchOncology 22 works
  4. 4 Nutrition and Health in AgingPhysiology 22 works
  5. 5 Gallbladder and Bile Duct DisordersPulmonary and Respiratory Medicine 21 works
  6. 6 Osteoarthritis Treatment and MechanismsRheumatology 21 works
  7. 7 Lung Cancer Treatments and MutationsPulmonary and Respiratory Medicine 19 works
  8. 8 Total Knee Arthroplasty OutcomesSurgery 17 works
  9. 9 Gastric Cancer Management and OutcomesPulmonary and Respiratory Medicine 17 works
  10. 10 Dermatology and Skin DiseasesDermatology 16 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 available52.8%not open47.2%

World: 28% of research is openly available.

with international co-authors10.3%domestic only89.7%

World: 19% is written across borders.

How has Juntendo University's research output changed?

Output in 2018–2022 was 19% higher 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 Tokyo

All research institutions in Tokyo

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.