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Hospital / health system · Wakayama · Japan

Kinan Hospital

In research, Kinan Hospital stands highest in Medicine (#9,343 of 10,443 worldwide) and Health Sciences (#11,115 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Surgery — Surgery is 9.6× its share of world research.

kinan-hp.tanabe.wakayama.jpROR OpenAlex
World rank, 2022–2025
#22,648
of 28,054 · #33,885 all time
Rank in Japan
#722
of 1,070
Research works
593
▲ 26% vs 2013–17
Citations
4.6k
7.7 per fractional work
Top-10% rate
8.4%
record average 16.5%
Open access
58%
world 28%

What is Kinan 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 #9,343 of 10,443 8.3%88 #11701
Health SciencesDomain #11,115 of 11,982 8.1%90 #14783

Each strip is that field’s whole ranked pool, with the notch where Kinan 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 Kinan Hospital specialise in?

Where its research is concentrated relative to its size: Surgery takes 9.6× the share of its output that it takes of world research.

  1. SurgerySubfield · 23.4 works9.6×
← 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: 0.14× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.63× its world share, 4 worksBiochemistry, Geneti…Immunology and Microbiology: 0.91× its world share, 1 worksImmunology and Micro…Neuroscience: 0.60× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.27× its world share, 1 worksPharmacology, Toxico…Computer Science: 0.02× its world share, 0 worksComputer ScienceEngineering: 0.06× its world share, 1 worksEngineeringEnvironmental Science: 0.03× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.02× its world share, 0 worksMaterials SciencePhysics and Astronomy: 0.84× its world share, 2 worksPhysics and AstronomyDentistry: 1.75× its world share, 1 worksDentistryHealth Professions: 0.33× its world share, 1 worksHealth ProfessionsMedicine: 4.38× its world share, 88 worksMedicineNursing: 0.88× its world share, 0 worksNursingArts and Humanities: 0.19× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.17× its world share, 1 worksBusiness, Management…Economics, Econometrics and Finance: 0.19× its world share, 0 worksEconomics, Econometr…Psychology: 0.04× its world share, 0 worksPsychologySocial Sciences: 0.16× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

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

Who are the top researchers at Kinan Hospital?

Ranked on the composite score, Tomoyuki Tanaka, Tadao Yamamoto and Hiroki Kubota lead among researchers whose main affiliation is Kinan Hospital.

  1. 1 Tomoyuki Tanaka Japan · #507,789 worldwide 54 citations · 42 works
  2. 2 Tadao Yamamoto Japan · #978,288 worldwide 27 citations · 22 works
  3. 3 Hiroki Kubota Japan · #1,374,130 worldwide 13 citations · 32 works
  4. 4 Nobuo Sakagoshi Japan · #1,409,645 worldwide 1 citations · 23 works
  5. 5 Takeshi Okada Japan · #1,455,912 worldwide 10 citations · 21 works
  6. 6 Hiroshi Tokuyama Japan · #1,464,972 worldwide 0 citations · 15 works
  7. 7 T Hiranaka Japan · #1,610,092 worldwide 0 citations · 16 works
All ranked researchers at Kinan Hospital

Which keywords describe research at Kinan Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Immunotherapy, Complications, Revision Surgery, Total Hip Replacement, Surgical Management, Rehabilitation and Prognostic Factors.

▲ 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. Epidemiology15▲ 3.7×48 topics
  2. Immunotherapy9▲ 12×11 topics
  3. Complications8▲ 14×10 topics
  4. Revision Surgery6▲ 48×2 topics
  5. Total Hip Replacement6▲ 48×2 topics
  6. Surgical Management6▲ 14×16 topics
  7. Rehabilitation5▲ 12×8 topics
  8. Quality of Life5▲ 3.3×15 topics
  9. Inflammation5▲ 2.2×22 topics
  10. Chemotherapy5▲ 6.5×13 topics
  11. Prognostic Factors5▲ 10×13 topics
  12. Radiotherapy5▲ 11×7 topics
  13. Surgical Treatment4▲ 18×4 topics
  14. Health-related Quality of Life4▲ 15×3 topics
  15. Heart Failure4▲ 7.9×8 topics
  16. Clinical Practice Guidelines4▲ 6.2×10 topics
  17. Arthroplasty3▲ 34×2 topics
  18. Patient Satisfaction3▲ 10×2 topics
  19. Treatment3▲ 2.7×15 topics
  20. Diagnosis3▲ 3.4×14 topics
  21. Hip Arthroplasty3▲ 52×1 topic
  22. Metastasis3▲ 9.2×5 topics
  23. Molecular Classification3▲ 21×4 topics
  24. Wear Particles3▲ 52×1 topic
  25. Management3▲ 3.8×14 topics
  26. Mortality3▲ 5.2×7 topics
  27. Outcomes3▲ 37×1 topic
  28. Radiosurgery3▲ 32×3 topics
  29. Total Knee Replacement3▲ 45×1 topic
  30. Hemorrhage3▲ 41×3 topics
  31. Urinary Incontinence3▲ 35×2 topics
  32. Brain Metastases3▲ 99×1 topic
  33. Whole-Brain Radiation Therapy3▲ 99×1 topic
  34. Glioblastoma3▲ 36×1 topic
  35. Temozolomide3▲ 36×1 topic
  36. Surgery2▲ 6.8×7 topics
  37. Echocardiography2▲ 8.2×6 topics
  38. Critical Care2▲ 9.0×6 topics
  39. Pelvic Floor Dysfunction2▲ 42×1 topic
  40. Pelvic Organ Prolapse2▲ 42×1 topic

Which research topics does Kinan Hospital publish most on?

By volume in 2022–2025: Orthopaedic implants and arthroplasty, Total Knee Arthroplasty Outcomes, Brain Metastases and Treatment and Glioma Diagnosis and Treatment.

Orthopaedic implants and…3Orthopaedic implants and arthroplasty: 3 fractional worksTotal Knee Arthroplasty …3Total Knee Arthroplasty Outcomes: 3 fractional worksBrain Metastases and Tre…3Brain Metastases and Treatment: 3 fractional worksGlioma Diagnosis and Tre…3Glioma Diagnosis and Treatment: 3 fractional worksPelvic floor disorders treatments: 2 fractional worksAdvanced Radiotherapy Techniques: 2 fractional worksHip disorders and treatm…2Hip disorders and treatments: 2 fractional worksLung Cancer Research Studies: 2 fractional worksBlood transfusion and management: 1 fractional worksAirway Management and Intubation Techniques: 1 fractional works
SurgeryPulmonary and Respiratory MedicineGeneticsRheumatology4 others

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

  1. 1 Orthopaedic implants and arthroplasty Surgery 3 works
  2. 2 Total Knee Arthroplasty Outcomes Surgery 3 works
  3. 3 Brain Metastases and Treatment Pulmonary and Respiratory Medicine 3 works
  4. 4 Glioma Diagnosis and Treatment Genetics 3 works
  5. 5 Pelvic floor disorders treatments Rheumatology 2 works
  6. 6 Advanced Radiotherapy Techniques Radiation 2 works
  7. 7 Hip disorders and treatments Surgery 2 works
  8. 8 Lung Cancer Research Studies Oncology 2 works
  9. 9 Blood transfusion and management Biochemistry 1 works
  10. 10 Airway Management and Intubation Techniques Anesthesiology and Pain 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 available57.8%not open42.2%

World: 28% of research is openly available.

with international co-authors7.0%domestic only93.0%

World: 19% is written across borders.

How has Kinan Hospital's research output changed?

Output in 2018–2022 was 26% 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 Wakayama

All research institutions in Wakayama

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.