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Hospital / health system · Tokyo · Japan

Koto Hospital

In research, Koto Hospital stands highest in Medicine (#8,649 of 10,443 worldwide) and Health Sciences (#10,329 of 11,982 worldwide), 2022–2025.

koto-hospital.or.jpROR OpenAlex
World rank, 2022–2025
#25,174
of 28,054 · #27,794 all time
Rank in Japan
#871
of 1,070
Research works
373
▲ 35% vs 2013–17
Citations
4.5k
12.0 per fractional work
Top-10% rate
5.5%
record average 16.5%
Open access
53%
world 28%

What is Koto 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 #8,649 of 10,443 5.1%69 #13368
Health SciencesDomain #10,329 of 11,982 5.2%72 #16277

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

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: 0.18× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.83× its world share, 4 worksBiochemistry, Geneti…Immunology and Microbiology: 0.35× its world share, 0 worksImmunology and Micro…Neuroscience: 1.04× its world share, 2 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.78× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.17× its world share, 0 worksChemistryComputer Science: 0.40× its world share, 3 worksComputer ScienceEarth and Planetary Sciences: 0.11× its world share, 0 worksEarth and Planetary …Energy: 0.04× its world share, 0 worksEnergyEngineering: 0.18× its world share, 3 worksEngineeringEnvironmental Science: 0.11× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.21× its world share, 1 worksMaterials ScienceMathematics: 0.30× its world share, 0 worksMathematicsPhysics and Astronomy: 0.18× its world share, 0 worksPhysics and AstronomyDentistry: 0.89× its world share, 0 worksDentistryHealth Professions: 0.75× its world share, 2 worksHealth ProfessionsMedicine: 3.84× its world share, 69 worksMedicineNursing: 0.43× its world share, 0 worksNursingVeterinary: 4.17× its world share, 0 worksVeterinaryArts and Humanities: 0.17× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.06× its world share, 0 worksBusiness, Management…Decision Sciences: 0.37× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.51× its world share, 1 worksEconomics, Econometr…Psychology: 0.28× its world share, 1 worksPsychologySocial Sciences: 0.28× its world share, 3 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Veterinary, 4.2×. Every wedge is a field page.

Which keywords describe research at Koto Hospital?

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

▲ 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. Epidemiology14▲ 3.7×45 topics
  2. Treatment7▲ 6.0×18 topics
  3. Diagnosis6▲ 6.9×20 topics
  4. Complications5▲ 11×13 topics
  5. Inflammation5▲ 2.4×25 topics
  6. Clinical Practice Guidelines4▲ 8.0×12 topics
  7. Chemotherapy4▲ 5.6×16 topics
  8. Quality of Life4▲ 2.8×16 topics
  9. Surgical Management4▲ 9.5×12 topics
  10. Neurological Disorders3▲ 5.9×10 topics
  11. Pathophysiology3▲ 11×5 topics
  12. Rehabilitation3▲ 8.1×6 topics
  13. Endoscopic Stenting3▲ 65×1 topic
  14. Esophageal Perforation3▲ 65×1 topic
  15. Proton Pump Inhibitors3▲ 47×3 topics
  16. Radiosurgery3▲ 32×3 topics
  17. Risk Factors3▲ 2.6×14 topics
  18. Esophageal Motility Disorders3▲ 101×1 topic
  19. Gastroesophageal Reflux Disease3▲ 101×1 topic
  20. Management2▲ 3.2×14 topics
  21. Surgery2▲ 7.5×5 topics
  22. Endoscopic Resection2▲ 23×2 topics
  23. Guidelines2▲ 5.0×10 topics
  24. Prognostic Factors2▲ 4.8×8 topics
  25. Gastric Cancer2▲ 17×3 topics
  26. Genitourinary Development2▲ 59×1 topic
  27. Neuropathic Pain2▲ 29×3 topics
  28. Prevention2▲ 4.7×7 topics
  29. Urotrauma2▲ 59×1 topic
  30. Neoadjuvant Therapy2▲ 7.8×5 topics
  31. Dysphagia2▲ 28×2 topics
  32. Microvascular Decompression2▲ 131×1 topic
  33. Survival Analysis2▲ 6.3×5 topics
  34. Trigeminal Neuralgia2▲ 131×1 topic
  35. Breast Cancer2▲ 6.8×6 topics
  36. Degenerative Disc Disease2▲ 17×2 topics
  37. Surgical Treatment2▲ 8.0×4 topics
  38. Molecular Characterization1▲ 8.6×3 topics
  39. Reconstruction1▲ 8.9×4 topics
  40. Stroke1▲ 8.6×3 topics

Which research topics does Koto Hospital publish most on?

By volume in 2022–2025: Esophageal and GI Pathology, Gastroesophageal reflux and treatments, Urological Disorders and Treatments and Trigeminal Neuralgia and Treatments.

Esophageal and GI Pathology: 3 fractional worksGastroesophageal reflux and treatments: 3 fractional worksUrological Disorders and Treatments: 2 fractional worksTrigeminal Neuralgia and Treatments: 2 fractional worksEsophageal Cancer Research and Treatment: 1 fractional worksGastric Cancer Managemen…1Gastric Cancer Management and Outcomes: 1 fractional worksDysphagia Assessment and Management: 1 fractional worksUrinary and Genital Oncology Studies: 1 fractional worksSpine and Intervertebral Disc Pathology: 1 fractional worksBone and Joint Diseases: 1 fractional works
SurgeryGastroenterologyUrologyPathology and Forensic Medicine3 others

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

  1. 1 Esophageal and GI Pathology Surgery 3 works
  2. 2 Gastroesophageal reflux and treatments Gastroenterology 3 works
  3. 3 Urological Disorders and Treatments Urology 2 works
  4. 4 Trigeminal Neuralgia and Treatments Pathology and Forensic Medicine 2 works
  5. 5 Esophageal Cancer Research and Treatment Surgery 1 works
  6. 6 Gastric Cancer Management and Outcomes Pulmonary and Respiratory Medicine 1 works
  7. 7 Dysphagia Assessment and Management Speech and Hearing 1 works
  8. 8 Urinary and Genital Oncology Studies Surgery 1 works
  9. 9 Spine and Intervertebral Disc Pathology Pathology and Forensic Medicine 1 works
  10. 10 Bone and Joint Diseases Orthopedics and Sports Medicine 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 available53.4%not open46.6%

World: 28% of research is openly available.

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

World: 19% is written across borders.

How has Koto Hospital's research output changed?

Output in 2018–2022 was 35% 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.