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Hospital / health system · Tokyo · Japan

Surugadai Nihon University Hospital

In research, Surugadai Nihon University Hospital stands highest in Physical Sciences (#7,730 of 21,541 worldwide), Health Sciences (#11,640 of 20,462 worldwide) and Medicine (#10,602 of 17,978 worldwide), over all time.

nihon-u.ac.jp/hospitalROR OpenAlex
World rank, all time
#12,325
of 42,892
Rank in Japan
#469
of 2,112
Research works
1.3k
▼ 34% vs 2013–17
Citations
19k
14.7 per fractional work
Top-10% rate
12.3%
record average 16.5%
Open access
30%
world 28%

What is Surugadai Nihon University Hospital known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #7,730 of 21,541 11.7%431
Health SciencesDomain #11,640 of 20,462 8.5%625
MedicineField #10,602 of 17,978 8.3%559
Life SciencesDomain #10,015 of 14,347 7.1%239
EngineeringField #8,008 of 11,412 16.3%170
Biochemistry, Genetics and Molecular BiologyField #7,341 of 7,814 6.7%141

Each strip is that field’s whole ranked pool, with the notch where Surugadai Nihon University 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: 0.03× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.56× its world share, 5 worksBiochemistry, Geneti…Immunology and Microbiology: 1.48× its world share, 1 worksImmunology and Micro…Neuroscience: 3.87× its world share, 4 worksNeuroscienceChemical Engineering: 3.49× its world share, 1 worksChemical EngineeringChemistry: 1.87× its world share, 2 worksChemistryComputer Science: 0.24× its world share, 1 worksComputer ScienceEnergy: 0.20× its world share, 0 worksEnergyEngineering: 1.00× its world share, 9 worksEngineeringEnvironmental Science: 0.37× its world share, 1 worksEnvironmental ScienceMaterials Science: 1.31× its world share, 3 worksMaterials ScienceMathematics: 2.00× its world share, 1 worksMathematicsPhysics and Astronomy: 2.28× its world share, 3 worksPhysics and AstronomyDentistry: 17.51× its world share, 5 worksDentistryHealth Professions: 0.97× its world share, 2 worksHealth ProfessionsMedicine: 1.67× its world share, 19 worksMedicineNursing: 3.26× its world share, 1 worksNursingArts and Humanities: 0.10× its world share, 0 worksArts and HumanitiesEconomics, Econometrics and Finance: 0.07× its world share, 0 worksEconomics, Econometr…Psychology: 0.28× its world share, 0 worksPsychologySocial Sciences: 0.20× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Dentistry, 17.5×. Every wedge is a field page.

Who are the top researchers at Surugadai Nihon University Hospital?

Ranked on the composite score, Yoshiko Kobayashi, Takeo Anazawa and Kyoko Fujita lead among researchers whose main affiliation is Surugadai Nihon University Hospital.

  1. 1 Yoshiko Kobayashi Japan · #834,155 worldwide 37 citations · 30 works
  2. 2 Takeo Anazawa Japan · #888,293 worldwide 17 citations · 15 works
  3. 3 Kyoko Fujita Japan · #1,140,877 worldwide 7 citations · 15 works
  4. 4 Toshio Kushiro Japan · #1,291,913 worldwide 20 citations · 57 works
  5. 5 Nagao Kajiwara Japan · #1,347,721 worldwide 12 citations · 50 works
  6. 6 Ikuyoshi Watanabe Japan · #1,438,600 worldwide 14 citations · 26 works
  7. 7 Shigeru Saeki Japan · #1,441,239 worldwide 12 citations · 16 works
  8. 8 S. Misawa Japan · #1,497,095 worldwide 16 citations · 28 works
All ranked researchers at Surugadai Nihon University Hospital

Which keywords describe research at Surugadai Nihon University Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Inflammation, Neurological Disorders, Bone Regeneration, Complications, Angiogenesis, Biomaterials, Synaptic Plasticity and Macular Degeneration.

▲ 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 30 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 30 words, with their numbers
  1. Inflammation5▲ 3.8×23 topics
  2. Epidemiology3▲ 1.33×21 topics
  3. Neurological Disorders2▲ 7.4×6 topics
  4. Cancer2▲ 2.6×13 topics
  5. Complications2▲ 5.9×9 topics
  6. Oxidative Stress2▲ 1.89×5 topics
  7. Bone Regeneration2▲ 24×2 topics
  8. Angiogenesis2▲ 7.9×4 topics
  9. Clinical Trials2▲ 3.8×5 topics
  10. Tissue Engineering2▲ 4.1×5 topics
  11. Biomaterials1▲ 10×4 topics
  12. Catalysis1▲ 3.7×6 topics
  13. Quality of Life1▲ 1.64×8 topics
  14. Macular Degeneration1▲ 18×3 topics
  15. Self-Assembly1▲ 6.9×3 topics
  16. Synaptic Plasticity1▲ 10×2 topics
  17. Additive Manufacturing1▲ 6.5×3 topics
  18. GABAergic1▲ 39×1 topic
  19. Genetic Mutations1▲ 4.8×4 topics
  20. Neurotransmission1▲ 39×1 topic
  21. Sustainability1▼ 0.82×2 topics
  22. Artificial Intelligence1▲ 1.30×2 topics
  23. Environmental Impact1◆ 1.13×4 topics
  24. Nanostructures1▲ 4.7×5 topics
  25. Applications1▲ 6.2×2 topics
  26. Climate Change1▼ 0.63×2 topics
  27. Dental Materials1▲ 31×1 topic
  28. Materials1▲ 7.3×2 topics
  29. Periodontal Disease1▲ 28×2 topics
  30. Restorative Dentistry1▲ 31×1 topic

Which research topics does Surugadai Nihon University Hospital publish most on?

By volume in 2022–2025: Neuroscience and Neuropharmacology Research, Dental materials and restorations, Dental Implant Techniques and Outcomes and Dental Radiography and Imaging.

Neuroscience and Neuroph…1Neuroscience and Neuropharmacology Research: 1 fractional worksDental materials and res…1Dental materials and restorations: 1 fractional worksDental Implant Techniques and Outcomes: 1 fractional worksDental Radiography and I…1Dental Radiography and Imaging: 1 fractional worksPain Mechanisms and Trea…1Pain Mechanisms and Treatments: 1 fractional worksConcrete and Cement Materials Research: 1 fractional worksRetinal Diseases and Treatments: 1 fractional worksAdditive Manufacturing a…1Additive Manufacturing and 3D Printing Technologies: 1 fractional worksBone Tissue Engineering Materials: 1 fractional worksOral microbiology and periodontitis research: 1 fractional works
Cellular and Molecular NeuroscienceOrthodonticsOral SurgeryPhysiology5 others

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

  1. 1 Neuroscience and Neuropharmacology Research Cellular and Molecular Neuroscience 1 works
  2. 2 Dental materials and restorations Orthodontics 1 works
  3. 3 Dental Implant Techniques and Outcomes Oral Surgery 1 works
  4. 4 Dental Radiography and Imaging Oral Surgery 1 works
  5. 5 Pain Mechanisms and Treatments Physiology 1 works
  6. 6 Concrete and Cement Materials Research Civil and Structural Engineering 1 works
  7. 7 Retinal Diseases and Treatments Ophthalmology 1 works
  8. 8 Additive Manufacturing and 3D Printing Technologies Automotive Engineering 1 works
  9. 9 Bone Tissue Engineering Materials Biomedical Engineering 1 works
  10. 10 Oral microbiology and periodontitis research Periodontics 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 available30.5%not open69.5%

World: 28% of research is openly available.

with international co-authors7.2%domestic only92.8%

World: 19% is written across borders.

How has Surugadai Nihon University Hospital's research output changed?

Output in 2018–2022 was 34% lower 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.