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Hospital / health system · Saga · Japan

Saga-Ken Medical Centre Koseikan

In research, Saga-Ken Medical Centre Koseikan stands highest in Medicine (#10,214 of 10,443 worldwide) and Health Sciences (#11,847 of 11,982 worldwide), 2022–2025.

koseikan.jp/eng/index.htmlROR OpenAlex
World rank, 2022–2025
#27,559
of 28,054 · #36,876 all time
Rank in Japan
#1,054
of 1,070
Research works
299
▲ 47% vs 2013–17
Citations
2.9k
9.7 per fractional work
Top-10% rate
3.7%
record average 16.5%
Open access
56%
world 28%

What is Saga-Ken Medical Centre Koseikan 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 #10,214 of 10,443 3.7%61 #14104
Health SciencesDomain #11,847 of 11,982 3.7%62 #17165

Each strip is that field’s whole ranked pool, with the notch where Saga-Ken Medical Centre Koseikan 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: 0.14× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.25× its world share, 5 worksBiochemistry, Geneti…Immunology and Microbiology: 1.87× its world share, 1 worksImmunology and Micro…Neuroscience: 0.27× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.35× its world share, 0 worksPharmacology, Toxico…Computer Science: 0.09× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 0.12× its world share, 0 worksEarth and Planetary …Engineering: 0.09× its world share, 1 worksEngineeringEnvironmental Science: 0.05× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.01× its world share, 0 worksMaterials ScienceDentistry: 0.95× its world share, 0 worksDentistryHealth Professions: 0.31× its world share, 1 worksHealth ProfessionsMedicine: 4.42× its world share, 61 worksMedicineArts and Humanities: 0.24× its world share, 0 worksArts and HumanitiesEconomics, Econometrics and Finance: 0.01× its world share, 0 worksEconomics, Econometr…Psychology: 0.28× 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: Medicine, 4.4×. Every wedge is a field page.

Who are the top researchers at Saga-Ken Medical Centre Koseikan?

Ranked on the composite score, Masatsugu Hiraki and Kenji Sadamatsu lead among researchers whose main affiliation is Saga-Ken Medical Centre Koseikan.

  1. 1 Masatsugu Hiraki Japan · #1,343,515 worldwide 26 citations · 19 works
  2. 2 Kenji Sadamatsu Japan · #1,364,690 worldwide 13 citations · 18 works
All ranked researchers at Saga-Ken Medical Centre Koseikan

Which keywords describe research at Saga-Ken Medical Centre Koseikan?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Chemotherapy, Epidemiology, Prognostic Factors, Guidelines, Neoadjuvant Therapy, Complications, Surgical Management and Genetic Mutations.

▲ 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. Epidemiology8▲ 2.9×40 topics
  2. Chemotherapy5▲ 11×13 topics
  3. Prognostic Factors5▲ 16×9 topics
  4. Inflammation4▲ 2.4×23 topics
  5. Diagnosis3▲ 4.9×13 topics
  6. Guidelines3▲ 9.5×10 topics
  7. Quality of Life3▲ 3.1×12 topics
  8. Treatment3▲ 3.5×16 topics
  9. Cancer3▲ 3.0×16 topics
  10. Complications3▲ 8.1×9 topics
  11. Neoadjuvant Therapy3▲ 17×4 topics
  12. Surgical Management3▲ 9.7×9 topics
  13. Immunotherapy3▲ 5.5×14 topics
  14. Clinical Practice Guidelines3▲ 6.9×9 topics
  15. Genetic Mutations3▲ 8.4×9 topics
  16. Surgical Treatment3▲ 18×5 topics
  17. Pain Management2▲ 15×4 topics
  18. Tumor Microenvironment2▲ 7.1×6 topics
  19. Pancreatic Cancer2▲ 24×2 topics
  20. Survival Analysis2▲ 9.7×4 topics
  21. Meta-Analysis2▲ 4.2×6 topics
  22. Clinical Guidelines2▲ 8.2×6 topics
  23. Gastric Cancer2▲ 20×3 topics
  24. Gemcitabine2▲ 33×1 topic
  25. Low Back Pain2▲ 14×3 topics
  26. Spinal Fusion2▲ 24×2 topics
  27. Surgical Complications2▲ 29×1 topic
  28. Children2▲ 9.6×3 topics
  29. Cholangiocarcinoma2▲ 27×2 topics
  30. Clinical Outcomes2▲ 10×2 topics
  31. Therapeutic Targets2▲ 15×4 topics
  32. CT Imaging2▲ 53×2 topics
  33. Chronic Pain2▲ 9.6×4 topics
  34. Hematopoietic Stem Cells2▲ 24×3 topics
  35. Imaging1▲ 8.0×2 topics
  36. Molecular Characterization1▲ 11×4 topics
  37. Rituximab1▲ 13×3 topics
  38. Degenerative Disc Disease1▲ 20×2 topics
  39. Rib Fractures1▲ 77×1 topic
  40. Traumatic Chest Injuries1▲ 77×1 topic

Which research topics does Saga-Ken Medical Centre Koseikan publish most on?

By volume in 2022–2025: Pancreatic and Hepatic Oncology Research, Trauma Management and Diagnosis, Spine and Intervertebral Disc Pathology and Acute Myeloid Leukemia Research.

Pancreatic and Hepatic O…2Pancreatic and Hepatic Oncology Research: 2 fractional worksTrauma Management and Di…1Trauma Management and Diagnosis: 1 fractional worksSpine and Intervertebral Disc Pathology: 1 fractional worksAcute Myeloid Leukemia R…1Acute Myeloid Leukemia Research: 1 fractional worksMinimally Invasive Surgi…1Minimally Invasive Surgical Techniques: 1 fractional worksChronic Lymphocytic Leukemia Research: 1 fractional worksCholangiocarcinoma and Gallbladder Cancer Studies: 1 fractional worksUterine Myomas and Treat…1Uterine Myomas and Treatments: 1 fractional worksGastric Cancer Management and Outcomes: 1 fractional worksColorectal Cancer Surgical Treatments: 1 fractional works
OncologySurgeryPathology and Forensic MedicineHematology3 others

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

  1. 1 Pancreatic and Hepatic Oncology Research Oncology 2 works
  2. 2 Trauma Management and Diagnosis Surgery 1 works
  3. 3 Spine and Intervertebral Disc Pathology Pathology and Forensic Medicine 1 works
  4. 4 Acute Myeloid Leukemia Research Hematology 1 works
  5. 5 Minimally Invasive Surgical Techniques Surgery 1 works
  6. 6 Chronic Lymphocytic Leukemia Research Genetics 1 works
  7. 7 Cholangiocarcinoma and Gallbladder Cancer Studies Surgery 1 works
  8. 8 Uterine Myomas and Treatments Obstetrics and Gynecology 1 works
  9. 9 Gastric Cancer Management and Outcomes Pulmonary and Respiratory Medicine 1 works
  10. 10 Colorectal Cancer Surgical Treatments Oncology 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 available56.2%not open43.8%

World: 28% of research is openly available.

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

World: 19% is written across borders.

How has Saga-Ken Medical Centre Koseikan's research output changed?

Output in 2018–2022 was 47% 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 Saga

All research institutions in Saga

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.