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Hospital / health system · Tokyo · Japan

St. Luke's International Hospital

In research, St. Luke's International Hospital stands highest in Medicine (#3,419 of 10,443 worldwide), Health Sciences (#4,638 of 11,982 worldwide) and Surgery (#1,680 of 1,816 worldwide), 2022–2025. Relative to its size it is most specialised in Pulmonary and Respiratory Medicine — Pulmonary and Respiratory Medicine is 8.8× its share of world research.

hospital.luke.ac.jp/engROR OpenAlex
World rank, 2022–2025
#11,552
of 28,054 · #14,956 all time
Rank in Japan
#287
of 1,070
Research works
2.1k
▲ 23% vs 2013–17
Citations
22k
10.6 per fractional work
Top-10% rate
7.0%
record average 16.5%
Open access
49%
world 28%

What is St. Luke's International Hospital 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 #3,419 of 10,443 6.8%342 #4888
Health SciencesDomain #4,638 of 11,982 7.0%357 #6261
SurgerySubfield #1,680 of 1,816 4.7%60 #2757

Each strip is that field’s whole ranked pool, with the notch where St. Luke's International 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 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#4,888 #3,419
  2. Health Sciences#6,261 #4,638
  3. Surgery#2,757 #1,680
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 St. Luke's International Hospital specialise in?

Where its research is concentrated relative to its size: Pulmonary and Respiratory Medicine takes 8.8× the share of its output that it takes of world research.

  1. Pulmonary and Respiratory MedicineSubfield · 58.4 works8.8×
← 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: 0.04× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.33× its world share, 30 worksBiochemistry, Geneti…Immunology and Microbiology: 2.02× its world share, 9 worksImmunology and Micro…Neuroscience: 0.74× its world share, 5 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.73× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.16× its world share, 1 worksChemistryComputer Science: 0.12× its world share, 4 worksComputer ScienceEngineering: 0.12× its world share, 8 worksEngineeringEnvironmental Science: 0.05× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.02× its world share, 0 worksMaterials ScienceMathematics: 0.01× its world share, 0 worksMathematicsPhysics and Astronomy: 0.41× its world share, 4 worksPhysics and AstronomyDentistry: 0.89× its world share, 2 worksDentistryHealth Professions: 0.75× its world share, 8 worksHealth ProfessionsMedicine: 4.14× its world share, 342 worksMedicineNursing: 1.45× its world share, 3 worksNursingVeterinary: 2.02× its world share, 1 worksVeterinaryArts and Humanities: 0.05× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.01× its world share, 0 worksBusiness, Management…Decision Sciences: 0.12× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.10× its world share, 1 worksEconomics, Econometr…Psychology: 0.31× its world share, 4 worksPsychologySocial Sciences: 0.05× its world share, 3 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 4.1×. Every wedge is a field page.

Who are the top researchers at St. Luke's International Hospital?

Ranked on the composite score, Tomohide Tamura, Tsuguya Fukui and Hiroyuki Niinuma lead among researchers whose main affiliation is St. Luke's International Hospital.

  1. 1 Tomohide Tamura Japan · #16,830 worldwide 560 citations · 77 works
  2. 2 Tsuguya Fukui Japan · #80,225 worldwide 207 citations · 48 works
  3. 3 Hiroyuki Niinuma Japan · #171,236 worldwide 166 citations · 23 works
  4. 4 Hideko Yamauchi Japan · #209,936 worldwide 145 citations · 37 works
  5. 5 Katsuyuki Fukuda Japan · #379,066 worldwide 60 citations · 29 works
  6. 6 Naoki Ishii Japan · #403,943 worldwide 16 citations · 25 works
  7. 7 Naoki Hayashi Japan · #434,591 worldwide 83 citations · 24 works
  8. 8 Nobuko Fujita Japan · #491,895 worldwide 55 citations · 19 works
  9. 9 Osamu Takahashi Japan · #525,655 worldwide 273 citations · 176 works
  10. 10 Hiroko Tsunoda Japan · #528,584 worldwide 53 citations · 36 works
All ranked researchers at St. Luke's International Hospital

Which keywords describe research at St. Luke's International Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Diagnosis, Treatment, Chemotherapy, Radiotherapy, Clinical Practice Guidelines, Management and Complications.

▲ 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. Epidemiology55▲ 3.2×89 topics
  2. Diagnosis30▲ 7.4×34 topics
  3. Treatment29▲ 5.6×35 topics
  4. Inflammation24▲ 2.6×47 topics
  5. Chemotherapy22▲ 7.3×22 topics
  6. Risk Factors18▲ 3.9×21 topics
  7. Management18▲ 5.3×25 topics
  8. Clinical Practice Guidelines17▲ 7.4×14 topics
  9. Radiotherapy17▲ 11×12 topics
  10. Quality of Life17▲ 2.7×34 topics
  11. Cardiovascular Disease16▲ 3.4×26 topics
  12. Complications15▲ 7.1×15 topics
  13. Heart Failure14▲ 7.4×11 topics
  14. Mortality13▲ 5.3×12 topics
  15. Breast Cancer12▲ 12×11 topics
  16. Genetic Mutations12▲ 6.2×15 topics
  17. Surgery11▲ 7.1×10 topics
  18. Chronic Kidney Disease10▲ 10×8 topics
  19. Clinical Trials10▲ 3.5×15 topics
  20. Surgical Management10▲ 5.7×16 topics
  21. Neoadjuvant Therapy10▲ 9.8×5 topics
  22. Critical Care10▲ 9.8×8 topics
  23. Immunotherapy10▲ 3.2×15 topics
  24. Survival Analysis10▲ 8.3×6 topics
  25. Prognosis10▲ 6.7×9 topics
  26. Guidelines9▲ 4.5×11 topics
  27. Clinical Management9▲ 12×7 topics
  28. Mechanical Ventilation8▲ 17×2 topics
  29. Prognostic Factors8▲ 4.5×12 topics
  30. Adjuvant Therapy8▲ 14×2 topics
  31. Echocardiography8▲ 6.5×8 topics
  32. Thrombosis8▲ 6.3×7 topics
  33. Percutaneous Coronary Intervention7▲ 12×4 topics
  34. Extracorporeal Membrane Oxygenation7▲ 20×2 topics
  35. Survival Rates7▲ 16×2 topics
  36. Tumor Staging7▲ 14×2 topics
  37. Stroke6▲ 8.4×6 topics
  38. Resuscitation6▲ 11×3 topics
  39. Hemodialysis6▲ 18×2 topics
  40. Lung Cancer6▲ 8.3×2 topics

Which research topics does St. Luke's International Hospital publish most on?

By volume in 2022–2025: Lung Cancer Diagnosis and Treatment, Breast Cancer Treatment Studies, Tracheal and airway disorders and Cardiac Arrest and Resuscitation.

Lung Cancer Diagnosis an…6Lung Cancer Diagnosis and Treatment: 6 fractional worksBreast Cancer Treatment …5Breast Cancer Treatment Studies: 5 fractional worksTracheal and airway disorders: 5 fractional worksCardiac Arrest and Resuscitation: 5 fractional worksMechanical Circulatory Support Devices: 5 fractional worksDialysis and Renal Disease Management: 4 fractional worksBRCA gene mutations in cancer: 4 fractional worksAdvanced Radiotherapy Te…4Advanced Radiotherapy Techniques: 4 fractional worksRespiratory Support and Mechanisms: 4 fractional worksMedical Imaging and Pathology Studies: 4 fractional works
Pulmonary and Respiratory MedicineCancer ResearchEmergency MedicineBiomedical Engineering3 others

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

  1. 1 Lung Cancer Diagnosis and Treatment Pulmonary and Respiratory Medicine 6 works
  2. 2 Breast Cancer Treatment Studies Cancer Research 5 works
  3. 3 Tracheal and airway disorders Pulmonary and Respiratory Medicine 5 works
  4. 4 Cardiac Arrest and Resuscitation Emergency Medicine 5 works
  5. 5 Mechanical Circulatory Support Devices Biomedical Engineering 5 works
  6. 6 Dialysis and Renal Disease Management Nephrology 4 works
  7. 7 BRCA gene mutations in cancer Genetics 4 works
  8. 8 Advanced Radiotherapy Techniques Radiation 4 works
  9. 9 Respiratory Support and Mechanisms Pulmonary and Respiratory Medicine 4 works
  10. 10 Medical Imaging and Pathology Studies Pulmonary and Respiratory Medicine 4 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 available48.8%not open51.2%

World: 28% of research is openly available.

with international co-authors10.1%domestic only89.9%

World: 19% is written across borders.

How has St. Luke's International Hospital's research output changed?

Output in 2018–2022 was 23% 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.