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University · Kumamoto · Japan

Kumamoto University

In research, Kumamoto University stands highest in Medicine (#1,011 of 10,443 worldwide), Life Sciences (#897 of 7,800 worldwide) and Health Sciences (#1,496 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Hepatology, Nephrology and Immunology — Hepatology is 5.8× its share of world research.

kumamoto-u.ac.jpROR OpenAlex
World rank, 2022–2025
#1,921
of 28,054 · #1,113 all time
Rank in Japan
#26
of 1,070
Research works
31k
▼ 9% vs 2013–17
Citations
640k
20.6 per fractional work
Top-10% rate
12.6%
record average 16.5%
Open access
42%
world 28%

What is Kumamoto University 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 #1,011 of 10,443 13.6%881 #846
Life SciencesDomain #897 of 7,800 17.3%607 #534
Health SciencesDomain #1,496 of 11,982 13.3%921 #1091
Physical SciencesDomain #2,713 of 12,888 9.1%1,046 #1548
Biochemistry, Genetics and Molecular BiologyField #844 of 3,579 17.7%361 #489
Molecular BiologySubfield #774 of 2,175 17.7%240 #641
EngineeringField #2,670 of 6,636 8.7%399 #1402
Computer ScienceField #1,881 of 4,667 11.6%125 #2264
NeuroscienceField #575 of 1,168 13.8%83 #677
SurgerySubfield #924 of 1,816 13.0%107 #490

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

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Medicine#846 #1,011
  2. Life Sciences#534 #897
  3. Health Sciences#1,091 #1,496
  4. Physical Sciences#1,548 #2,713
  5. Biochemistry, Genetics and Molecular Biology#489 #844
  6. Molecular Biology#641 #774
  7. Engineering#1,402 #2,670
  8. Computer Science#2,264 #1,881
  9. Neuroscience#677 #575
  10. Surgery#490 #924
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does Kumamoto University specialise in?

Where its research is concentrated relative to its size: Hepatology takes 5.8× the share of its output that it takes of world research.

  1. HepatologySubfield · 29.9 works5.8×
  2. NephrologySubfield · 21.8 works3.8×
  3. ImmunologySubfield · 66.7 works3.6×
← 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: 0.54× its world share, 68 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 2.53× its world share, 361 worksBiochemistry, Geneti…Immunology and Microbiology: 2.86× its world share, 77 worksImmunology and Micro…Neuroscience: 1.90× its world share, 83 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.84× its world share, 17 worksPharmacology, Toxico…Chemical Engineering: 1.71× its world share, 16 worksChemical EngineeringChemistry: 1.87× its world share, 79 worksChemistryComputer Science: 0.60× its world share, 125 worksComputer ScienceEarth and Planetary Sciences: 1.14× its world share, 48 worksEarth and Planetary …Energy: 0.55× its world share, 14 worksEnergyEngineering: 0.99× its world share, 399 worksEngineeringEnvironmental Science: 0.66× its world share, 88 worksEnvironmental ScienceMaterials Science: 2.02× its world share, 189 worksMaterials ScienceMathematics: 1.48× its world share, 46 worksMathematicsPhysics and Astronomy: 0.69× its world share, 41 worksPhysics and AstronomyDentistry: 0.43× its world share, 6 worksDentistryHealth Professions: 0.34× its world share, 24 worksHealth ProfessionsMedicine: 1.71× its world share, 881 worksMedicineNursing: 0.71× its world share, 9 worksNursingVeterinary: 0.30× its world share, 1 worksVeterinaryArts and Humanities: 0.11× its world share, 8 worksArts and HumanitiesBusiness, Management and Accounting: 0.05× its world share, 4 worksBusiness, Management…Decision Sciences: 0.22× its world share, 6 worksDecision SciencesEconomics, Econometrics and Finance: 0.09× its world share, 5 worksEconomics, Econometr…Psychology: 0.41× its world share, 33 worksPsychologySocial Sciences: 0.15× its world share, 51 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Immunology and Microbiology, 2.9×. Every wedge is a field page.

Who are the top researchers at Kumamoto University?

Ranked on the composite score, Kiyoshi Takatsuki, Eiichi Araki and Michiaki Yamasaki lead among researchers whose main affiliation is Kumamoto University.

  1. 1 Kiyoshi Takatsuki Japan · #11,667 worldwide 660 citations · 109 works
  2. 2 Eiichi Araki Japan · #16,040 worldwide 827 citations · 69 works
  3. 3 Michiaki Yamasaki Japan · #20,289 worldwide 1k citations · 59 works
  4. 4 Yoshihito Kawamura Japan · #22,921 worldwide 1.7k citations · 143 works
  5. 5 Keitaro Takahashi Japan · #25,643 worldwide 825 citations · 74 works
  6. 6 Hirofumi Yasue Japan · #27,752 worldwide 840 citations · 119 works
  7. 7 Hiroshi Maeda Japan · #42,773 worldwide 555 citations · 39 works
  8. 8 Shinichi Aizawa Japan · #52,347 worldwide 361 citations · 39 works
  9. 9 Masaru Ando Japan · #61,404 worldwide 239 citations · 49 works
  10. 10 Tomohiro Sawa Japan · #66,467 worldwide 244 citations · 72 works
All ranked researchers at Kumamoto University

Which keywords describe research at Kumamoto University?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Cancer, Inflammation, Treatment, Oxidative Stress, Diagnosis, Tumor Microenvironment, Prognosis and Epidemiology.

▲ 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. Inflammation121▲ 2.2×81 topics
  2. Epidemiology115◆ 1.08×112 topics
  3. Cancer108▲ 3.0×50 topics
  4. Oxidative Stress87▲ 1.98×59 topics
  5. Treatment79▲ 2.4×42 topics
  6. Diagnosis69▲ 2.8×37 topics
  7. Deep Learning64▼ 0.70×63 topics
  8. Nanoparticles60▲ 1.76×40 topics
  9. Immunotherapy58▲ 3.0×19 topics
  10. Tumor Microenvironment52▲ 4.3×8 topics
  11. Chemotherapy50▲ 2.7×25 topics
  12. Mechanical Properties49▲ 1.86×33 topics
  13. Prognosis46▲ 5.3×9 topics
  14. Clinical Practice Guidelines43▲ 3.0×14 topics
  15. Cancer Therapy42▲ 2.8×20 topics
  16. Biomedical Applications41▲ 1.29×34 topics
  17. Immunity39▲ 3.6×11 topics
  18. Prognostic Factors39▲ 3.3×14 topics
  19. Metabolic Syndrome39▲ 1.77×21 topics
  20. Immune Response38▲ 2.5×21 topics
  21. Catalysis36▲ 2.0×27 topics
  22. Management35▲ 1.68×27 topics
  23. Microstructure34▲ 2.5×19 topics
  24. Metabolism33▲ 2.4×28 topics
  25. Aging31▲ 2.1×15 topics
  26. Hepatocellular Carcinoma30▲ 5.4×3 topics
  27. Surgical Management30▲ 2.7×20 topics
  28. Heart Failure29▲ 2.5×14 topics
  29. Insulin Resistance28▲ 2.3×10 topics
  30. Neoadjuvant Therapy24▲ 3.8×5 topics
  31. Echocardiography23▲ 3.2×8 topics
  32. Magnetic Resonance Imaging23▲ 3.4×8 topics
  33. Cardiovascular Magnetic Resonance22▲ 16×2 topics
  34. Cardiac Amyloidosis21▲ 37×1 topic
  35. Transthyretin21▲ 37×1 topic
  36. Survival20▲ 5.6×4 topics
  37. Corrosion Resistance19▲ 11×4 topics
  38. Microstructure Evolution19▲ 10×4 topics
  39. Radiofrequency Ablation19▲ 6.6×2 topics
  40. Radiation Exposure17▲ 6.4×2 topics

Which research topics does Kumamoto University publish most on?

By volume in 2022–2025: Amyloidosis: Diagnosis, Treatment, Outcomes, Hepatocellular Carcinoma Treatment and Prognosis, Cancer Immunotherapy and Biomarkers and Magnesium Alloys: Properties and Applications.

Amyloidosis: Diagnosis, …21Amyloidosis: Diagnosis, Treatment, Outcomes: 21 fractional worksHepatocellular Carcinoma…15Hepatocellular Carcinoma Treatment and Prognosis: 15 fractional worksCancer Immunotherapy and Biomarkers: 14 fractional worksMagnesium Alloys: Properties and Applications: 13 fractional worksImmune Cell Function and Interaction: 12 fractional worksAluminum Alloys Composites Properties: 11 fractional worksImmune cells in cancer: 11 fractional worksCardiac Imaging and Diag…11Cardiac Imaging and Diagnostics: 11 fractional worksCholangiocarcinoma and Gallbladder Cancer Studies: 11 fractional worksRNA modifications and cancer: 11 fractional works
Molecular BiologyHepatologyOncologyBiomaterials4 others

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

  1. 1 Amyloidosis: Diagnosis, Treatment, Outcomes Molecular Biology 21 works
  2. 2 Hepatocellular Carcinoma Treatment and Prognosis Hepatology 15 works
  3. 3 Cancer Immunotherapy and Biomarkers Oncology 14 works
  4. 4 Magnesium Alloys: Properties and Applications Biomaterials 13 works
  5. 5 Immune Cell Function and Interaction Immunology 12 works
  6. 6 Aluminum Alloys Composites Properties Mechanical Engineering 11 works
  7. 7 Immune cells in cancer Immunology 11 works
  8. 8 Cardiac Imaging and Diagnostics Radiology, Nuclear Medicine and Imaging 11 works
  9. 9 Cholangiocarcinoma and Gallbladder Cancer Studies Surgery 11 works
  10. 10 RNA modifications and cancer Molecular Biology 11 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 available42.0%not open58.0%

World: 28% of research is openly available.

with international co-authors11.5%domestic only88.5%

World: 19% is written across borders.

How has Kumamoto University's research output changed?

Output in 2018–2022 was 9% 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 Kumamoto

All research institutions in Kumamoto

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.