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Hospital / health system · Tokyo · Japan

Toho University Omori Medical Center

In research, Toho University Omori Medical Center stands highest in Medicine (#7,139 of 10,443 worldwide) and Health Sciences (#8,885 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Surgery — Surgery is 7.1× its share of world research.

omori.med.toho-u.ac.jpROR OpenAlex
World rank, 2022–2025
#18,201
of 28,054 · #23,825 all time
Rank in Japan
#502
of 1,070
Research works
766
▲ 5% vs 2013–17
Citations
8.5k
11.1 per fractional work
Top-10% rate
8.1%
record average 16.5%
Open access
61%
world 28%

What is Toho University Omori Medical Center 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 #7,139 of 10,443 7.4%132 #7967
Health SciencesDomain #8,885 of 11,982 7.5%137 #10452

Each strip is that field’s whole ranked pool, with the notch where Toho University Omori Medical Center 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 Toho University Omori Medical Center specialise in?

Where its research is concentrated relative to its size: Surgery takes 7.1× the share of its output that it takes of world research.

  1. SurgerySubfield · 26.4 works7.1×
← 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: 0.05× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.22× its world share, 10 worksBiochemistry, Geneti…Immunology and Microbiology: 1.76× its world share, 3 worksImmunology and Micro…Neuroscience: 1.10× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.66× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.09× its world share, 0 worksChemistryComputer Science: 0.01× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 0.02× its world share, 0 worksEarth and Planetary …Engineering: 0.08× its world share, 2 worksEngineeringEnvironmental Science: 0.03× its world share, 0 worksEnvironmental ScienceMathematics: 0.04× its world share, 0 worksMathematicsPhysics and Astronomy: 0.06× its world share, 0 worksPhysics and AstronomyDentistry: 0.28× its world share, 0 worksDentistryHealth Professions: 0.67× its world share, 3 worksHealth ProfessionsMedicine: 4.33× its world share, 132 worksMedicineNursing: 0.84× its world share, 1 worksNursingVeterinary: 4.42× its world share, 1 worksVeterinaryArts and Humanities: 0.04× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.06× its world share, 0 worksBusiness, Management…Economics, Econometrics and Finance: 0.06× its world share, 0 worksEconomics, Econometr…Psychology: 0.27× its world share, 1 worksPsychologySocial Sciences: 0.01× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Veterinary, 4.4×. Every wedge is a field page.

Which keywords describe research at Toho University Omori Medical Center?

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

▲ 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. Epidemiology26▲ 4.1×63 topics
  2. Treatment12▲ 6.2×29 topics
  3. Diagnosis12▲ 7.8×26 topics
  4. Chemotherapy10▲ 9.4×17 topics
  5. Inflammation9▲ 2.8×38 topics
  6. Clinical Practice Guidelines7▲ 8.4×13 topics
  7. Surgical Management6▲ 9.3×14 topics
  8. Management6▲ 4.5×20 topics
  9. Quality of Life6▲ 2.4×24 topics
  10. Immunotherapy6▲ 4.8×12 topics
  11. Complications5▲ 6.8×11 topics
  12. Guidelines5▲ 7.1×12 topics
  13. Neoadjuvant Therapy5▲ 14×5 topics
  14. Antibiotic Resistance5▲ 8.5×8 topics
  15. Prognostic Factors5▲ 7.2×11 topics
  16. Endoscopic Resection5▲ 29×2 topics
  17. Risk Factors4▲ 2.6×17 topics
  18. Survival Analysis4▲ 10×5 topics
  19. Surgery4▲ 7.3×7 topics
  20. Adjuvant Therapy4▲ 20×2 topics
  21. Gastric Cancer4▲ 22×3 topics
  22. Molecular Characterization4▲ 14×5 topics
  23. Neurodevelopmental Outcomes4▲ 12×5 topics
  24. Pathogenesis4▲ 4.6×11 topics
  25. Mortality4▲ 3.9×10 topics
  26. Children4▲ 9.4×4 topics
  27. Cholangiocarcinoma3▲ 27×2 topics
  28. Neoadjuvant Chemotherapy3▲ 25×2 topics
  29. Crohn's Disease3▲ 24×2 topics
  30. Imaging3▲ 7.5×3 topics
  31. Lymph Node Dissection3▲ 31×1 topic
  32. Metastatic Gastric Cancer3▲ 31×1 topic
  33. Nutritional Support3▲ 20×3 topics
  34. Assisted Reproductive Technology3▲ 28×2 topics
  35. Adults3▲ 28×2 topics
  36. Cholecystitis3▲ 39×1 topic
  37. ERCP3▲ 39×1 topic
  38. In Vitro Fertilization3▲ 70×1 topic
  39. Preoperative Chemoradiotherapy3▲ 21×2 topics
  40. Twin Pregnancy3▲ 70×1 topic

Which research topics does Toho University Omori Medical Center publish most on?

By volume in 2022–2025: Gastric Cancer Management and Outcomes, Assisted Reproductive Technology and Twin Pregnancy, Gallbladder and Bile Duct Disorders and Gastrointestinal disorders and treatments.

Gastric Cancer Managemen…3Gastric Cancer Management and Outcomes: 3 fractional worksAssisted Reproductive Te…3Assisted Reproductive Technology and Twin Pregnancy: 3 fractional worksGallbladder and Bile Duct Disorders: 3 fractional worksGastrointestinal disorders and treatments: 2 fractional worksGastrointestinal Tumor Research and Treatment: 2 fractional worksPancreatic and Hepatic Oncology Research: 2 fractional worksPancreatitis Pathology and Treatment: 2 fractional worksMycobacterium research a…2Mycobacterium research and diagnosis: 2 fractional worksCongenital Heart Disease Studies: 2 fractional worksEsophageal and GI Pathology: 2 fractional works
Pulmonary and Respiratory MedicinePediatrics, Perinatology and Child HealthSurgeryGastroenterology2 others

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

  1. 1 Gastric Cancer Management and Outcomes Pulmonary and Respiratory Medicine 3 works
  2. 2 Assisted Reproductive Technology and Twin Pregnancy Pediatrics, Perinatology and Child Health 3 works
  3. 3 Gallbladder and Bile Duct Disorders Pulmonary and Respiratory Medicine 3 works
  4. 4 Gastrointestinal disorders and treatments Surgery 2 works
  5. 5 Gastrointestinal Tumor Research and Treatment Gastroenterology 2 works
  6. 6 Pancreatic and Hepatic Oncology Research Oncology 2 works
  7. 7 Pancreatitis Pathology and Treatment Surgery 2 works
  8. 8 Mycobacterium research and diagnosis Epidemiology 2 works
  9. 9 Congenital Heart Disease Studies Epidemiology 2 works
  10. 10 Esophageal and GI Pathology Surgery 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 available61.3%not open38.7%

World: 28% of research is openly available.

with international co-authors7.5%domestic only92.5%

World: 19% is written across borders.

How has Toho University Omori Medical Center's research output changed?

Output in 2018–2022 was 5% 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.