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City · Japan

Research in Sapporo

Science Explorer records 60 research institutions in Sapporo, Japan. The highest-ranked on research quality in 2022-now are Hokkaido University, Hokkaido University of Science and Hokkai Gakuen University.

Research institutions
60
15 of them ranked worldwide
Research works
141k
▼ 6% vs 2018-21
Citations
2.6M
18.4 per fractional work, all time
Top-10% rate, 2022-now
11.4%
all institutions 10.0%
Active span
1950-2026
77 years on the record
Sapporo

A city carries no overall standing here. The quality score is built for institutions and countries, the units its floors and field normalisation were designed around. An empty rank on this page is a statement about the measure, not about the place.

Which research institutions are in Sapporo?

#InstitutionWorksAgainst the largest hereWorld rank
1Hokkaido UniversityUniversity 102,341 #474
2Sapporo Medical UniversityUniversity 13,280 #8,586
3Hokkaido University of ScienceUniversity 4,260 #4,160
4Hokkaido University of EducationUniversity 1,853 #13,752
5Hokkaido Pharmaceutical UniversityUniversity 1,683 #19,207
6Sapporo UniversityUniversity 1,642 #7,106
7Hokkai Gakuen UniversityUniversity 1,166 #5,085
8Megmilk Snow Brand (Japan)Company 1,152 #21,686
9Hokkaido Research OrganizationResearch facility 1,059 #15,611
10Sapporo Kosei General HospitalHospital / health system 946 #20,535
11Teine Keijinkai HospitalHospital / health system 942 #18,940
12Sapporo City General HospitalHospital / health system 933 #20,768
13Sapporo Science CenterArchive 683 #16,926
14Hokkaido Institute of Public HealthHospital / health system 674 #20,490 all time
15Nakamura Memorial HospitalHospital / health system 474 #21,636
16Sapporo National HospitalHospital / health system 459 #29,989 all time
17National Hospital Organization Hokkaido Medical CenterHospital / health system 459 #21,195
18Hokkaido hospitalHospital / health system 399 #22,067
19Sapporo Minami HospitalHospital / health system 368 #31,089 all time
20Sapporo Higashi Tokushukai HospitalHospital / health system 348 #21,144
21Kin-ikyo Chuo HospitalHospital / health system 345 #22,167
22Tonan HospitalHospital / health system 344 #30,604 all time
23Keiyukai Sapporo HospitalHospital / health system 333 #31,655 all time
24Civil Engineering Research Institute for Cold RegionResearch facility 325 #29,051 all time
25Hokusei Gakuen UniversityUniversity 311 #23,842 all time
26Sapporo Hokuyu HospitalHospital / health system 307 #34,404 all time
27Sapporo City UniversityUniversity 280 #22,165 all time
28Hokkaido MuseumArchive 262 #22,343
29Tenshi HospitalHospital / health system 172 #31,130 all time
30Sapporo Azabu Neurosurgical HospitalHospital / health system 169 #34,507 all time
31Cardiovascular Center Hokkaido Ohno HospitalHospital / health system 152 #34,697 all time
32Fuji Women's UniversityUniversity 146 #30,199 all time
33Hokkaido Orthopedic Surgery Memorial HospitalHospital / health system 140 #34,421 all time
34Hokuyukai Neurology HospitalHospital / health system 133 #34,544 all time
35Hokkaido Bunkyo UniversityUniversity 132 #32,374 all time
36Tokeidai Memorial HospitalHospital / health system 97 not ranked
37Sapporo International UniversityUniversity 91 not ranked
38Tenshi CollegeUniversity 81 not ranked
39Hokko Memorial HospitalHospital / health system 78 not ranked
40Sapporo Toho HospitalHospital / health system 72 not ranked
41Hokkaido Central HospitalHospital / health system 71 not ranked
42Amino Up (Japan)Company 70 not ranked
43Ohtsuka Eye HospitalHospital / health system 61 not ranked
44Hokkaido Musashi Women's Junior CollegeUniversity 48 not ranked
45Hokkaido Sapporo Kiyota High SchoolUniversity 42 not ranked
46Sapporo Ōtani UniversityUniversity 28 not ranked
47Hokkaido Prefectual PoliceGovernment institution 26 not ranked
48Aishin Memorial HospitalHospital / health system 26 not ranked
49Hokkaido Sapporo Kita High SchoolUniversity 26 not ranked
50Hokkaido Environment FoundationNonprofit 25 not ranked
51Koen Gakuen Women's Junior CollegeUniversity 24 not ranked
52Miyanomori Memorial HospitalHospital / health system 22 not ranked
53Hokkaido Sapporo Shinkawa High SchoolUniversity 17 not ranked
54North Advancement Center for Science and TechnologyResearch facility 16 not ranked
55Hokkai School of CommerceUniversity 14 not ranked
56Hokkaido Sapporo Kaisei High SchoolUniversity 10 not ranked
57Hokkaido Board of EducationGovernment institution 4 not ranked
58Hokkaido Arisu High SchoolUniversity 3 not ranked
59Hokkaido Ainu Culture Research CenterArchive 2 not ranked
60Hokkaidō Museum of LiteratureArchive 0 not ranked

By fractional works over the whole record; world rank on research quality in 2022-now. Bars are scaled to the largest institution in this city, not to anything off the page.

How concentrated the city is

The same institutions as shares of everything the list accounts for. A city that is one university and a city that is twelve read alike as a table and not at all alike here.

Hokkaido University: 73.3%Sapporo Medical University: 9.5%Hokkaido University of Science: 3.1%Hokkaido University of Education: 1.3%55 others listed: 12.8%73%largest
Hokkaido University102k · 73.3%Sapporo Medical University13k · 9.5%Hokkaido University of Science4,260 · 3.1%Hokkaido University of Education1,853 · 1.3%55 others listed18k · 12.8%

Shares of the rows listed above, not of the whole node.

Which fields of science does Sapporo work in?

In 2022-now, 40% of research in Sapporo is in Physical Sciences, 36% in Health Sciences. Its largest fields are Medicine (33%), Engineering (12%), Biochemistry, Genetics and Molecular Biology (9%). It does 1.5× the world's share of Health Sciences.

Physical Sciences: 6,425 fractional works · 40.4% of its workEngineering: 1,986 fractional works · 12.5% of its workBiomedical Engineering: 441 fractional works · 2.8% of its workElectrical and Electronic Engineering: 398 fractional works · 2.5% of its workCivil and Structural Engineering: 240 fractional works · 1.5% of its workMechanical Engineering: 235 fractional works · 1.5% of its workAerospace Engineering: 144 fractional works · 0.9% of its workMechanics of Materials: 98 fractional works · 0.6% of its workComputational Mechanics: 86 fractional works · 0.5% of its workControl and Systems Engineering: 84 fractional works · 0.5% of its workBuilding and Construction: 73 fractional works · 0.5% of its workOcean Engineering: 56 fractional works · 0.3% of its workAutomotive Engineering: 48 fractional works · 0.3% of its workSmaller subfields together: 83 fractional works · 0.5% of its workEnvironmental Science: 1,015 fractional works · 6.4% of its workEcology: 275 fractional works · 1.7% of its workGlobal and Planetary Change: 197 fractional works · 1.2% of its workNature and Landscape Conservation: 107 fractional works · 0.7% of its workEnvironmental Engineering: 77 fractional works · 0.5% of its workHealth, Toxicology and Mutagenesis: 77 fractional works · 0.5% of its workManagement, Monitoring, Policy and Law: 58 fractional works · 0.4% of its workEnvironmental Chemistry: 58 fractional works · 0.4% of its workWater Science and Technology: 56 fractional works · 0.4% of its workPollution: 55 fractional works · 0.3% of its workIndustrial and Manufacturing Engineering: 40 fractional works · 0.3% of its workSmaller subfields together: 14 fractional works · 0.1% of its workMaterials Science: 789 fractional works · 5.0% of its workMaterials Chemistry: 465 fractional works · 2.9% of its workElectronic, Optical and Magnetic Materials: 135 fractional works · 0.8% of its workBiomaterials: 83 fractional works · 0.5% of its workPolymers and Plastics: 57 fractional works · 0.4% of its workSmaller subfields together: 49 fractional works · 0.3% of its workComputer Science: 657 fractional works · 4.1% of its workArtificial Intelligence: 258 fractional works · 1.6% of its workComputer Vision and Pattern Recognition: 165 fractional works · 1.0% of its workComputational Theory and Mathematics: 69 fractional works · 0.4% of its workComputer Networks and Communications: 44 fractional works · 0.3% of its workInformation Systems: 42 fractional works · 0.3% of its workSmaller subfields together: 79 fractional works · 0.5% of its workPhysics and Astronomy: 554 fractional works · 3.5% of its workAtomic and Molecular Physics, and Optics: 227 fractional works · 1.4% of its workCondensed Matter Physics: 99 fractional works · 0.6% of its workNuclear and High Energy Physics: 69 fractional works · 0.4% of its workAstronomy and Astrophysics: 66 fractional works · 0.4% of its workRadiation: 46 fractional works · 0.3% of its workStatistical and Nonlinear Physics: 41 fractional works · 0.3% of its workSmaller subfields together: 7 fractional works · 0.0% of its workEarth and Planetary Sciences: 494 fractional works · 3.1% of its workAtmospheric Science: 186 fractional works · 1.2% of its workOceanography: 130 fractional works · 0.8% of its workGeophysics: 88 fractional works · 0.6% of its workPaleontology: 43 fractional works · 0.3% of its workSmaller subfields together: 48 fractional works · 0.3% of its workChemistry: 494 fractional works · 3.1% of its workOrganic Chemistry: 298 fractional works · 1.9% of its workInorganic Chemistry: 77 fractional works · 0.5% of its workSpectroscopy: 52 fractional works · 0.3% of its workSmaller subfields together: 68 fractional works · 0.4% of its workMathematics: 185 fractional works · 1.2% of its workGeometry and Topology: 45 fractional works · 0.3% of its workApplied Mathematics: 35 fractional works · 0.2% of its workMathematical Physics: 35 fractional works · 0.2% of its workSmaller subfields together: 70 fractional works · 0.4% of its workEnergy: 139 fractional works · 0.9% of its workRenewable Energy, Sustainability and the Environment: 132 fractional works · 0.8% of its workSmaller subfields together: 7 fractional works · 0.0% of its workChemical Engineering: 111 fractional works · 0.7% of its workCatalysis: 64 fractional works · 0.4% of its workSmaller subfields together: 47 fractional works · 0.3% of its workHealth Sciences: 5,655 fractional works · 35.6% of its workMedicine: 5,231 fractional works · 32.9% of its workSurgery: 886 fractional works · 5.6% of its workPulmonary and Respiratory Medicine: 637 fractional works · 4.0% of its workOncology: 408 fractional works · 2.6% of its workEpidemiology: 339 fractional works · 2.1% of its workCardiology and Cardiovascular Medicine: 303 fractional works · 1.9% of its workNeurology: 218 fractional works · 1.4% of its workRadiology, Nuclear Medicine and Imaging: 212 fractional works · 1.3% of its workPhysiology: 210 fractional works · 1.3% of its workRheumatology: 176 fractional works · 1.1% of its workPathology and Forensic Medicine: 176 fractional works · 1.1% of its workInfectious Diseases: 160 fractional works · 1.0% of its workPublic Health, Environmental and Occupational Health: 156 fractional works · 1.0% of its workEndocrinology, Diabetes and Metabolism: 100 fractional works · 0.6% of its workHematology: 96 fractional works · 0.6% of its workPsychiatry and Mental health: 89 fractional works · 0.6% of its workOrthopedics and Sports Medicine: 88 fractional works · 0.6% of its workGenetics: 86 fractional works · 0.5% of its workPharmacology: 82 fractional works · 0.5% of its workHepatology: 74 fractional works · 0.5% of its workOphthalmology: 65 fractional works · 0.4% of its workPediatrics, Perinatology and Child Health: 62 fractional works · 0.4% of its workNephrology: 60 fractional works · 0.4% of its workDermatology: 52 fractional works · 0.3% of its workEmergency Medicine: 48 fractional works · 0.3% of its workObstetrics and Gynecology: 44 fractional works · 0.3% of its workCritical Care and Intensive Care Medicine: 44 fractional works · 0.3% of its workGastroenterology: 43 fractional works · 0.3% of its workRehabilitation: 42 fractional works · 0.3% of its workOtorhinolaryngology: 36 fractional works · 0.2% of its workReproductive Medicine: 34 fractional works · 0.2% of its workSmaller subfields together: 204 fractional works · 1.3% of its workHealth Professions: 215 fractional works · 1.4% of its workGeneral Health Professions: 77 fractional works · 0.5% of its workEmergency Medical Services: 32 fractional works · 0.2% of its workSmaller subfields together: 106 fractional works · 0.7% of its workNursing: 92 fractional works · 0.6% of its workNutrition and Dietetics: 85 fractional works · 0.5% of its workSmaller subfields together: 7 fractional works · 0.0% of its workDentistry: 82 fractional works · 0.5% of its workVeterinary: 35 fractional works · 0.2% of its workLife Sciences: 2,832 fractional works · 17.8% of its workBiochemistry, Genetics and Molecular Biology: 1,355 fractional works · 8.5% of its workMolecular Biology: 735 fractional works · 4.6% of its workGenetics: 213 fractional works · 1.3% of its workCell Biology: 100 fractional works · 0.6% of its workCancer Research: 91 fractional works · 0.6% of its workBiotechnology: 42 fractional works · 0.3% of its workSmaller subfields together: 174 fractional works · 1.1% of its workAgricultural and Biological Sciences: 769 fractional works · 4.8% of its workPlant Science: 261 fractional works · 1.6% of its workEcology, Evolution, Behavior and Systematics: 165 fractional works · 1.0% of its workFood Science: 78 fractional works · 0.5% of its workInsect Science: 68 fractional works · 0.4% of its workAgronomy and Crop Science: 54 fractional works · 0.3% of its workAquatic Science: 48 fractional works · 0.3% of its workSoil Science: 40 fractional works · 0.2% of its workAnimal Science and Zoology: 39 fractional works · 0.2% of its workSmaller subfields together: 18 fractional works · 0.1% of its workNeuroscience: 373 fractional works · 2.3% of its workCognitive Neuroscience: 137 fractional works · 0.9% of its workCellular and Molecular Neuroscience: 108 fractional works · 0.7% of its workNeurology: 52 fractional works · 0.3% of its workSmaller subfields together: 76 fractional works · 0.5% of its workImmunology and Microbiology: 267 fractional works · 1.7% of its workImmunology: 191 fractional works · 1.2% of its workParasitology: 35 fractional works · 0.2% of its workSmaller subfields together: 41 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 69 fractional works · 0.4% of its workPharmacology: 37 fractional works · 0.2% of its workSmaller subfields together: 32 fractional works · 0.2% of its workSocial Sciences: 995 fractional works · 6.3% of its workSocial Sciences: 426 fractional works · 2.7% of its workSociology and Political Science: 153 fractional works · 1.0% of its workTransportation: 44 fractional works · 0.3% of its workEducation: 38 fractional works · 0.2% of its workSmaller subfields together: 190 fractional works · 1.2% of its workPsychology: 269 fractional works · 1.7% of its workSocial Psychology: 96 fractional works · 0.6% of its workClinical Psychology: 67 fractional works · 0.4% of its workExperimental and Cognitive Psychology: 65 fractional works · 0.4% of its workSmaller subfields together: 42 fractional works · 0.3% of its workArts and Humanities: 117 fractional works · 0.7% of its workLanguage and Linguistics: 36 fractional works · 0.2% of its workSmaller subfields together: 81 fractional works · 0.5% of its workEconomics, Econometrics and Finance: 80 fractional works · 0.5% of its workEconomics and Econometrics: 53 fractional works · 0.3% of its workSmaller subfields together: 27 fractional works · 0.2% of its workBusiness, Management and Accounting: 52 fractional works · 0.3% of its workDecision Sciences: 51 fractional works · 0.3% of its workALL ITS WORKSapporo16kfractional works, 2022-now
Life Sciences18%Physical Sciences40%Health Sciences36%Social Sciences6%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this city does than the world.

Its 4 domains and 26 fields, with their numbers
    1. Engineering1,98612.5%
    2. Environmental Science1,0156.4%
    3. Materials Science7895.0%
    4. Computer Science6574.1%
    5. Physics and Astronomy5543.5%
    6. Earth and Planetary Sciences4943.1%
    7. Chemistry4943.1%
    8. Mathematics1851.2%
    9. Energy1390.9%
    10. Chemical Engineering1110.7%
  2. Health Sciences5,65535.6%
    1. Medicine5,23132.9%
    2. Health Professions2151.4%
    3. Nursing920.6%
    4. Dentistry820.5%
    5. Veterinary350.2%
  3. Life Sciences2,83217.8%
    1. Biochemistry, Genetics and Molecular Biology1,3558.5%
    2. Agricultural and Biological Sciences7694.8%
    3. Neuroscience3732.3%
    4. Immunology and Microbiology2671.7%
    5. Pharmacology, Toxicology and Pharmaceutics690.4%
    1. Social Sciences4262.7%
    2. Psychology2691.7%
    3. Arts and Humanities1170.7%
    4. Economics, Econometrics and Finance800.5%
    5. Business, Management and Accounting520.3%
    6. Decision Sciences510.3%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What is Sapporo strongest at in research?

Relative to its size, research in Sapporo is most concentrated in Condensed Matter Physics, Nature and Landscape Conservation and Oceanography (3.8× the world share in Condensed Matter Physics).

  1. Condensed Matter PhysicsSubfield · 84.7 works3.8×
  2. Nature and Landscape ConservationSubfield · 98.5 works2.9×
  3. OceanographySubfield · 115.6 works2.9×
  4. CatalysisSubfield · 55.3 works2.7×
  5. PhysiologySubfield · 20.6 works2.6×
  6. Atmospheric ScienceSubfield · 163.1 works2.6×
← less than its size predicts1×more →

Location quotient against the world baseline. Inside a single field a city is a meaningful unit, which is why this is where a city is measured at all.

The whole field profile

All 26 fields at once: above the ring is more than a place this size would be expected to do. A specialist and a generalist produce the same ranked list and a completely different shape.

Agricultural and Biological Sciences: 1.01× its world share, 675 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.60× its world share, 1,203 worksBiochemistry, Geneti…Immunology and Microbiology: 1.69× its world share, 240 worksImmunology and Micro…Neuroscience: 1.45× its world share, 331 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.20× its world share, 59 worksPharmacology, Toxico…Chemical Engineering: 1.92× its world share, 94 worksChemical EngineeringChemistry: 1.97× its world share, 437 worksChemistryComputer Science: 0.54× its world share, 587 worksComputer ScienceEarth and Planetary Sciences: 1.95× its world share, 432 worksEarth and Planetary …Energy: 0.91× its world share, 118 worksEnergyEngineering: 0.85× its world share, 1,794 worksEngineeringEnvironmental Science: 1.28× its world share, 896 worksEnvironmental ScienceMaterials Science: 1.43× its world share, 702 worksMaterials ScienceMathematics: 0.98× its world share, 163 worksMathematicsPhysics and Astronomy: 1.54× its world share, 483 worksPhysics and AstronomyDentistry: 1.03× its world share, 71 worksDentistryHealth Professions: 0.50× its world share, 186 worksHealth ProfessionsMedicine: 1.71× its world share, 4,631 worksMedicineNursing: 1.22× its world share, 84 worksNursingVeterinary: 1.54× its world share, 30 worksVeterinaryArts and Humanities: 0.25× its world share, 101 worksArts and HumanitiesBusiness, Management and Accounting: 0.10× its world share, 46 worksBusiness, Management…Decision Sciences: 0.33× its world share, 44 worksDecision SciencesEconomics, Econometrics and Finance: 0.25× its world share, 76 worksEconomics, Econometr…Psychology: 0.55× its world share, 236 worksPsychologySocial Sciences: 0.21× its world share, 378 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Chemistry, 2.0×. Every wedge is a field page.

All 26 fields, with their numbers
  1. Chemistry1.97×437 works
  2. Earth and Planetary Sciences1.95×432 works
  3. Chemical Engineering1.92×94 works
  4. Medicine1.71×4,631 works
  5. Immunology and Microbiology1.69×240 works
  6. Biochemistry, Genetics and Molecular Biology1.60×1,203 works
  7. Physics and Astronomy1.54×483 works
  8. Veterinary1.54×30 works
  9. Neuroscience1.45×331 works
  10. Materials Science1.43×702 works
  11. Environmental Science1.28×896 works
  12. Nursing1.22×84 works
  13. Pharmacology, Toxicology and Pharmaceutics1.20×59 works
  14. Dentistry1.03×71 works
  15. Agricultural and Biological Sciences1.01×675 works
  16. Mathematics0.98×163 works
  17. Energy0.91×118 works
  18. Engineering0.85×1,794 works
  19. Psychology0.55×236 works
  20. Computer Science0.54×587 works
  21. Health Professions0.50×186 works
  22. Decision Sciences0.33×44 works
  23. Arts and Humanities0.25×101 works
  24. Economics, Econometrics and Finance0.25×76 works
  25. Social Sciences0.21×378 works
  26. Business, Management and Accounting0.10×46 works

Which keywords describe research in Sapporo?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Climate Change, Inflammation, Chemotherapy, Diagnosis, Treatment, Immunotherapy and Oxidative Stress.

▲ 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-now in the topics tagged with each word; colour is the word's share of this city'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. Epidemiology912▲ 1.44×131 topics
  2. Climate Change635▲ 1.47×101 topics
  3. Inflammation550▲ 1.62×83 topics
  4. Deep Learning367▼ 0.67×81 topics
  5. Oxidative Stress343▲ 1.31×62 topics
  6. Chemotherapy327▲ 2.9×25 topics
  7. Treatment322▲ 1.66×52 topics
  8. Machine Learning305▼ 0.58×85 topics
  9. Diagnosis293▲ 1.98×41 topics
  10. Cancer283▲ 1.32×57 topics
  11. Nanoparticles263▲ 1.31×44 topics
  12. Immunotherapy253▲ 2.2×19 topics
  13. Quality of Life247◆ 1.08×55 topics
  14. Biomedical Applications244▲ 1.30×36 topics
  15. Catalysis227▲ 2.1×29 topics
  16. Management223▲ 1.75×35 topics
  17. Remote Sensing208◆ 1.07×38 topics
  18. Risk Factors208▲ 1.19×36 topics
  19. Cardiovascular Disease198◆ 1.09×38 topics
  20. Prognostic Factors196▲ 2.8×14 topics
  21. Clinical Practice Guidelines194▲ 2.2×14 topics
  22. Biodiversity190▲ 1.57×33 topics
  23. Tumor Microenvironment180▲ 2.5×8 topics
  24. Invasive Species174▲ 2.6×21 topics
  25. Surgical Management172▲ 2.6×20 topics
  26. Metabolic Syndrome160▲ 1.25×23 topics
  27. Pathogenesis160▲ 1.96×24 topics
  28. Genetic Mutations153▲ 2.2×23 topics
  29. Neurological Disorders148▲ 1.63×20 topics
  30. Complications147▲ 1.86×17 topics
  31. Radiotherapy146▲ 2.3×13 topics
  32. Heart Failure143▲ 2.0×14 topics
  33. Biomechanics141▲ 2.9×12 topics
  34. Echocardiography133▲ 3.0×8 topics
  35. Neoadjuvant Therapy125▲ 3.3×5 topics
  36. Prognosis114▲ 2.2×9 topics
  37. Biogeography105▲ 2.4×20 topics
  38. Genetic Susceptibility77▲ 5.0×6 topics
  39. Endovascular Repair71▲ 5.1×3 topics
  40. Cholangiocarcinoma69▲ 5.4×2 topics

What research is done in Sapporo?

Pancreatic and Hepatic O…57Pancreatic and Hepatic Oncology Research: 57 fractional worksCancer Immunotherapy and…43Cancer Immunotherapy and Biomarkers: 43 fractional worksCatalytic Processes in Materials Science: 41 fractional worksIntracranial Aneurysms: Treatment and Complications: 38 fractional worksCardiac Valve Diseases and Treatments: 36 fractional worksGallbladder and Bile Duct Disorders: 34 fractional worksLiver Disease Diagnosis and Treatment: 33 fractional worksPhysics of Superconducti…33Physics of Superconductivity and Magnetism: 33 fractional worksMarine Biology and Ecology Research: 33 fractional worksMarine and fisheries research: 32 fractional works
OncologyMaterials ChemistryNeurologyCardiology and Cardiovascular Medicine5 others

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

  1. 1 Pancreatic and Hepatic Oncology Research Oncology 57 works
  2. 2 Cancer Immunotherapy and Biomarkers Oncology 43 works
  3. 3 Catalytic Processes in Materials Science Materials Chemistry 41 works
  4. 4 Intracranial Aneurysms: Treatment and Complications Neurology 38 works
  5. 5 Cardiac Valve Diseases and Treatments Cardiology and Cardiovascular Medicine 36 works
  6. 6 Gallbladder and Bile Duct Disorders Pulmonary and Respiratory Medicine 34 works
  7. 7 Liver Disease Diagnosis and Treatment Epidemiology 33 works
  8. 8 Physics of Superconductivity and Magnetism Condensed Matter Physics 33 works
  9. 9 Marine Biology and Ecology Research Oceanography 33 works
  10. 10 Marine and fisheries research Global and Planetary Change 32 works

Research output over time

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting10%20%Sapporo11.6% in 2025all institutions10.0% in 2025200020102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 17.0% in 2013.

Discussion

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