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Hospital / health system · Sendai · Japan

Sendai Kousei Hospital

In research, Sendai Kousei Hospital stands highest in Medicine (#6,531 of 10,443 worldwide) and Health Sciences (#8,282 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Pulmonary and Respiratory Medicine and Surgery — Pulmonary and Respiratory Medicine is 13.4× its share of world research.

sendai-kousei-hospital.jpROR OpenAlex
World rank, 2022–2025
#21,749
of 28,054 · #27,558 all time
Rank in Japan
#668
of 1,070
Research works
803
▲ 20% vs 2013–17
Citations
6.9k
8.6 per fractional work
Top-10% rate
11.2%
record average 16.5%
Open access
51%
world 28%

What is Sendai Kousei 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 #6,531 of 10,443 10.7%125 #9035
Health SciencesDomain #8,282 of 11,982 11.0%127 #11782

Each strip is that field’s whole ranked pool, with the notch where Sendai Kousei 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).

What does Sendai Kousei Hospital specialise in?

Where its research is concentrated relative to its size: Pulmonary and Respiratory Medicine takes 13.4× the share of its output that it takes of world research.

  1. Pulmonary and Respiratory MedicineSubfield · 29.5 works13×
  2. SurgerySubfield · 33.0 works9.9×
← 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: 0.05× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.69× its world share, 5 worksBiochemistry, Geneti…Immunology and Microbiology: 0.59× its world share, 1 worksImmunology and Micro…Neuroscience: 0.71× its world share, 2 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.81× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.03× its world share, 0 worksChemistryComputer Science: 0.04× its world share, 0 worksComputer ScienceEngineering: 0.10× its world share, 2 worksEngineeringEnvironmental Science: 0.09× its world share, 1 worksEnvironmental ScienceMathematics: 0.32× its world share, 0 worksMathematicsPhysics and Astronomy: 0.06× its world share, 0 worksPhysics and AstronomyDentistry: 0.62× its world share, 0 worksDentistryHealth Professions: 0.36× its world share, 1 worksHealth ProfessionsMedicine: 4.56× its world share, 125 worksMedicineNursing: 0.03× its world share, 0 worksNursingBusiness, Management and Accounting: 0.01× its world share, 0 worksBusiness, Management…Decision Sciences: 0.03× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.27× its world share, 1 worksEconomics, Econometr…Psychology: 0.27× its world share, 1 worksPsychologySocial Sciences: 0.03× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 4.6×. Every wedge is a field page.

Who are the top researchers at Sendai Kousei Hospital?

Ranked on the composite score, Shunichi Sugawara, Yuichiro Kimura and Akiko Tanaka lead among researchers whose main affiliation is Sendai Kousei Hospital.

  1. 1 Shunichi Sugawara Japan · #449,531 worldwide 145 citations · 76 works
  2. 2 Yuichiro Kimura Japan · #605,758 worldwide 106 citations · 56 works
  3. 3 Akiko Tanaka Japan · #620,216 worldwide 44 citations · 30 works
  4. 4 Naoto Inoue Japan · #621,970 worldwide 72 citations · 62 works
  5. 5 Tomoki Matsuda Japan · #652,650 worldwide 39 citations · 16 works
  6. 6 Yukihiro Toi Japan · #826,012 worldwide 34 citations · 15 works
  7. 7 Atsushi Nakamura Japan · #1,319,102 worldwide 18 citations · 43 works
  8. 8 Hiroyuki Ohbayashi Japan · #1,405,147 worldwide 4 citations · 22 works
  9. 9 Norio Tada Japan · #1,439,500 worldwide 21 citations · 28 works
  10. 10 Kazunori Horie Japan · #1,607,113 worldwide 4 citations · 19 works
All ranked researchers at Sendai Kousei Hospital

Which keywords describe research at Sendai Kousei Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Chemotherapy, Clinical Trials, Targeted Therapy, Epidemiology, Treatment, Prognostic Factors, Risk Factors and Surgical Management.

▲ 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. Epidemiology16▲ 2.9×44 topics
  2. Chemotherapy13▲ 13×17 topics
  3. Clinical Trials12▲ 13×10 topics
  4. Targeted Therapy11▲ 34×4 topics
  5. Treatment11▲ 6.3×19 topics
  6. Prognostic Factors9▲ 14×11 topics
  7. Risk Factors9▲ 5.6×13 topics
  8. Diagnosis8▲ 5.8×16 topics
  9. Surgical Management8▲ 13×13 topics
  10. Immunotherapy7▲ 7.3×15 topics
  11. Treatment Guidelines7▲ 24×5 topics
  12. Genomic Profiling7▲ 45×2 topics
  13. ALK Inhibitors6▲ 72×1 topic
  14. Complications6▲ 9.0×8 topics
  15. EGFR Mutations6▲ 72×1 topic
  16. Guidelines6▲ 9.4×10 topics
  17. Atherosclerosis6▲ 15×4 topics
  18. Magnetic Resonance Imaging6▲ 16×3 topics
  19. Stroke Prevention6▲ 34×2 topics
  20. Echocardiography6▲ 15×6 topics
  21. Tumor Microenvironment6▲ 8.7×7 topics
  22. Adjuvant Therapy5▲ 28×2 topics
  23. Clinical Practice Guidelines5▲ 6.6×9 topics
  24. Percutaneous Coronary Intervention5▲ 26×4 topics
  25. Carotid Artery Stenosis5▲ 71×1 topic
  26. Endarterectomy5▲ 71×1 topic
  27. Metastasis5▲ 10×7 topics
  28. Biomarkers5▲ 4.8×5 topics
  29. Surgery5▲ 9.4×6 topics
  30. Heart Failure4▲ 7.3×7 topics
  31. Diabetes4▲ 6.3×4 topics
  32. PET Imaging4▲ 18×4 topics
  33. Revascularization4▲ 20×3 topics
  34. Immune Checkpoint Blockade4▲ 26×1 topic
  35. PD-1 and PD-L14▲ 26×1 topic
  36. Endoscopic Resection4▲ 28×2 topics
  37. Angioplasty4▲ 46×2 topics
  38. Imaging4▲ 10×3 topics
  39. Claudication4▲ 72×1 topic
  40. Survival Analysis4▲ 9.6×4 topics

Which research topics does Sendai Kousei Hospital publish most on?

By volume in 2022–2025: Lung Cancer Treatments and Mutations, Cerebrovascular and Carotid Artery Diseases, Cancer Immunotherapy and Biomarkers and Peripheral Artery Disease Management.

Lung Cancer Treatments and Mutations: 6 fractional worksCerebrovascular and Carotid Artery Diseases: 5 fractional worksCancer Immunotherapy and…4Cancer Immunotherapy and Biomarkers: 4 fractional worksPeripheral Artery Diseas…4Peripheral Artery Disease Management: 4 fractional worksLung Cancer Research Studies: 3 fractional worksGastrointestinal disorders and treatments: 3 fractional worksCardiac Valve Diseases a…3Cardiac Valve Diseases and Treatments: 3 fractional worksLung Cancer Diagnosis and Treatment: 3 fractional worksGastrointestinal Tumor Research and Treatment: 2 fractional worksGastric Cancer Managemen…2Gastric Cancer Management and Outcomes: 2 fractional works
Pulmonary and Respiratory MedicineOncologySurgeryCardiology and Cardiovascular Medicine1 others

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

  1. 1 Lung Cancer Treatments and Mutations Pulmonary and Respiratory Medicine 6 works
  2. 2 Cerebrovascular and Carotid Artery Diseases Pulmonary and Respiratory Medicine 5 works
  3. 3 Cancer Immunotherapy and Biomarkers Oncology 4 works
  4. 4 Peripheral Artery Disease Management Surgery 4 works
  5. 5 Lung Cancer Research Studies Oncology 3 works
  6. 6 Gastrointestinal disorders and treatments Surgery 3 works
  7. 7 Cardiac Valve Diseases and Treatments Cardiology and Cardiovascular Medicine 3 works
  8. 8 Lung Cancer Diagnosis and Treatment Pulmonary and Respiratory Medicine 3 works
  9. 9 Gastrointestinal Tumor Research and Treatment Gastroenterology 2 works
  10. 10 Gastric Cancer Management and Outcomes Pulmonary and Respiratory Medicine 2 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 available51.3%not open48.7%

World: 28% of research is openly available.

with international co-authors5.1%domestic only94.9%

World: 19% is written across borders.

How has Sendai Kousei Hospital's research output changed?

Output in 2018–2022 was 20% 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 Sendai

All research institutions in Sendai

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.