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Company · Tokyo · Japan

Obayashi (Japan)

In research, Obayashi (Japan) stands highest in Physical Sciences (#4,126 of 10,670 worldwide) and Engineering (#4,869 of 5,901 worldwide), 2022-now. Relative to its size it is most specialised in Civil and Structural Engineering and Physics and Astronomy (Civil and Structural Engineering is 9.0× its share of world research).

World rank, 2022-now
#5,844
of 22,385 · #4,584 all time
Rank in Japan
#131
of 924
Research works
1.7k
▲ 18% vs 2018-21
Citations
24k
13.5 per fractional work
Top-10% rate
6.5%
all institutions 10.0%
vs its own fields
0.99×
1.00× is exactly expected
Open access
52%
world 40%
International
15%
world 18%

What is Obayashi (Japan) known for in research?

The fields where it stands highest, 2022-now, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #4,126 of 10,670 4.9%130 #2721
EngineeringField #4,869 of 5,901 3.1%69 #4655

Each strip is that field's whole ranked pool, with the notch where Obayashi (Japan) 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 average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Obayashi (Japan) work in?

In 2022-now, 57% of research at Obayashi (Japan) is in Physical Sciences, 23% in Health Sciences. Its largest fields are Engineering (29%), Medicine (20%), Physics and Astronomy (11%). It does 1.4× the world's share of Physical Sciences.

Physical Sciences: 158 fractional works · 56.5% of its workEngineering: 80 fractional works · 28.6% of its workCivil and Structural Engineering: 30 fractional works · 10.6% of its workBuilding and Construction: 10 fractional works · 3.7% of its workAerospace Engineering: 6 fractional works · 2.3% of its workControl and Systems Engineering: 5 fractional works · 2.0% of its workMechanical Engineering: 5 fractional works · 1.7% of its workElectrical and Electronic Engineering: 4 fractional works · 1.5% of its workMechanics of Materials: 4 fractional works · 1.4% of its workBiomedical Engineering: 4 fractional works · 1.4% of its workComputational Mechanics: 3 fractional works · 1.2% of its workOcean Engineering: 3 fractional works · 1.1% of its workIndustrial and Manufacturing Engineering: 3 fractional works · 0.9% of its workSafety, Risk, Reliability and Quality: 1 fractional works · 0.5% of its workSmaller subfields together: 1 fractional works · 0.3% of its workPhysics and Astronomy: 32 fractional works · 11.5% of its workNuclear and High Energy Physics: 16 fractional works · 5.6% of its workAstronomy and Astrophysics: 10 fractional works · 3.5% of its workAtomic and Molecular Physics, and Optics: 3 fractional works · 0.9% of its workRadiation: 2 fractional works · 0.7% of its workInstrumentation: 1 fractional works · 0.4% of its workStatistical and Nonlinear Physics: 1 fractional works · 0.3% of its workEnvironmental Science: 20 fractional works · 7.1% of its workEnvironmental Engineering: 4 fractional works · 1.5% of its workNature and Landscape Conservation: 3 fractional works · 1.1% of its workPollution: 3 fractional works · 1.0% of its workEcology: 2 fractional works · 0.7% of its workGlobal and Planetary Change: 2 fractional works · 0.7% of its workManagement, Monitoring, Policy and Law: 2 fractional works · 0.7% of its workHealth, Toxicology and Mutagenesis: 2 fractional works · 0.6% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.5% of its workEnvironmental Chemistry: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workComputer Science: 11 fractional works · 3.9% of its workArtificial Intelligence: 5 fractional works · 1.9% of its workInformation Systems: 2 fractional works · 0.8% of its workComputer Vision and Pattern Recognition: 2 fractional works · 0.5% of its workComputer Networks and Communications: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workMaterials Science: 6 fractional works · 2.1% of its workMaterials Chemistry: 4 fractional works · 1.3% of its workPolymers and Plastics: 1 fractional works · 0.4% of its workBiomaterials: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workEarth and Planetary Sciences: 5 fractional works · 1.7% of its workGeology: 1 fractional works · 0.4% of its workOceanography: 1 fractional works · 0.3% of its workGeophysics: 1 fractional works · 0.3% of its workGeochemistry and Petrology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workEnergy: 2 fractional works · 0.7% of its workRenewable Energy, Sustainability and the Environment: 2 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemistry: 2 fractional works · 0.6% of its workSpectroscopy: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workMathematics: 1 fractional works · 0.3% of its workChemical Engineering: 0 fractional works · 0.1% of its workHealth Sciences: 65 fractional works · 23.2% of its workMedicine: 57 fractional works · 20.3% of its workSurgery: 7 fractional works · 2.5% of its workPulmonary and Respiratory Medicine: 6 fractional works · 2.2% of its workEpidemiology: 4 fractional works · 1.3% of its workPublic Health, Environmental and Occupational Health: 3 fractional works · 1.2% of its workOncology: 3 fractional works · 1.1% of its workReproductive Medicine: 3 fractional works · 1.0% of its workPhysiology: 3 fractional works · 1.0% of its workEndocrinology, Diabetes and Metabolism: 3 fractional works · 1.0% of its workRheumatology: 3 fractional works · 1.0% of its workOrthopedics and Sports Medicine: 3 fractional works · 0.9% of its workPediatrics, Perinatology and Child Health: 3 fractional works · 0.9% of its workCardiology and Cardiovascular Medicine: 2 fractional works · 0.7% of its workNeurology: 2 fractional works · 0.7% of its workPsychiatry and Mental health: 2 fractional works · 0.6% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 0.5% of its workDermatology: 1 fractional works · 0.4% of its workInfectious Diseases: 1 fractional works · 0.4% of its workPathology and Forensic Medicine: 1 fractional works · 0.4% of its workComplementary and alternative medicine: 1 fractional works · 0.4% of its workEmergency Medicine: 1 fractional works · 0.3% of its workRehabilitation: 1 fractional works · 0.2% of its workSmaller subfields together: 4 fractional works · 1.5% of its workHealth Professions: 6 fractional works · 2.0% of its workGeneral Health Professions: 2 fractional works · 0.9% of its workHealth Information Management: 1 fractional works · 0.4% of its workRadiological and Ultrasound Technology: 1 fractional works · 0.2% of its workOccupational Therapy: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.3% of its workDentistry: 1 fractional works · 0.3% of its workPeriodontics: 1 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workVeterinary: 1 fractional works · 0.3% of its workSmall Animals: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workNursing: 1 fractional works · 0.3% of its workNutrition and Dietetics: 1 fractional works · 0.3% of its workSocial Sciences: 30 fractional works · 10.8% of its workSocial Sciences: 16 fractional works · 5.8% of its workEducation: 4 fractional works · 1.5% of its workSociology and Political Science: 4 fractional works · 1.4% of its workPolitical Science and International Relations: 2 fractional works · 0.8% of its workTransportation: 2 fractional works · 0.6% of its workCultural Studies: 1 fractional works · 0.4% of its workLaw: 1 fractional works · 0.4% of its workSmaller subfields together: 2 fractional works · 0.8% of its workArts and Humanities: 7 fractional works · 2.4% of its workPhilosophy: 2 fractional works · 0.8% of its workVisual Arts and Performing Arts: 2 fractional works · 0.5% of its workArcheology: 1 fractional works · 0.5% of its workLanguage and Linguistics: 1 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.2% of its workPsychology: 3 fractional works · 1.1% of its workSocial Psychology: 1 fractional works · 0.5% of its workClinical Psychology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workDecision Sciences: 2 fractional works · 0.6% of its workEconomics, Econometrics and Finance: 1 fractional works · 0.4% of its workEconomics and Econometrics: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBusiness, Management and Accounting: 1 fractional works · 0.4% of its workOrganizational Behavior and Human Resource Management: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workLife Sciences: 26 fractional works · 9.4% of its workBiochemistry, Genetics and Molecular Biology: 11 fractional works · 4.0% of its workMolecular Biology: 6 fractional works · 2.1% of its workGenetics: 2 fractional works · 0.9% of its workCancer Research: 1 fractional works · 0.4% of its workBiotechnology: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.3% of its workAgricultural and Biological Sciences: 9 fractional works · 3.2% of its workEcology, Evolution, Behavior and Systematics: 4 fractional works · 1.3% of its workPlant Science: 2 fractional works · 0.8% of its workInsect Science: 1 fractional works · 0.3% of its workFood Science: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workNeuroscience: 4 fractional works · 1.3% of its workCognitive Neuroscience: 2 fractional works · 0.7% of its workNeurology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workImmunology and Microbiology: 1 fractional works · 0.5% of its workImmunology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.2% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 0.4% of its workPharmacology: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workALL ITS WORKObayashi (Japan)279fractional works, 2022-now
Life Sciences9%Physical Sciences57%Health Sciences23%Social Sciences11%

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 institution does than the world.

Its 4 domains and 26 fields, with their numbers
    1. Engineering8028.6%
    2. Physics and Astronomy3211.5%
    3. Environmental Science207.1%
    4. Computer Science113.9%
    5. Materials Science62.1%
    6. Earth and Planetary Sciences51.7%
    7. Energy20.7%
    8. Chemistry20.6%
    9. Mathematics10.3%
    10. Chemical Engineering00.1%
    1. Medicine5720.3%
    2. Health Professions62.0%
    3. Dentistry10.3%
    4. Veterinary10.3%
    5. Nursing10.3%
    1. Social Sciences165.8%
    2. Arts and Humanities72.4%
    3. Psychology31.1%
    4. Decision Sciences20.6%
    5. Economics, Econometrics and Finance10.4%
    6. Business, Management and Accounting10.4%
    1. Biochemistry, Genetics and Molecular Biology114.0%
    2. Agricultural and Biological Sciences93.2%
    3. Neuroscience41.3%
    4. Immunology and Microbiology10.5%
    5. Pharmacology, Toxicology and Pharmaceutics10.4%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Obayashi (Japan) specialise in?

Where its research is concentrated relative to its size: Civil and Structural Engineering takes 9.0× the share of its output that it takes of world research.

  1. Civil and Structural EngineeringSubfield · 29.7 works9.0×
  2. Physics and AstronomyField · 32.1 works5.2×
← 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: 0.67× its world share, 9 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.75× its world share, 11 worksBiochemistry, Geneti…Immunology and Microbiology: 0.50× its world share, 1 worksImmunology and Micro…Neuroscience: 0.82× its world share, 4 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.14× its world share, 1 worksPharmacology, Toxico…Chemical Engineering: 0.28× its world share, 0 worksChemical EngineeringChemistry: 0.37× its world share, 2 worksChemistryComputer Science: 0.50× its world share, 11 worksComputer ScienceEarth and Planetary Sciences: 1.07× its world share, 5 worksEarth and Planetary …Energy: 0.73× its world share, 2 worksEnergyEngineering: 1.91× its world share, 80 worksEngineeringEnvironmental Science: 1.42× its world share, 20 worksEnvironmental ScienceMaterials Science: 0.60× its world share, 6 worksMaterials ScienceMathematics: 0.29× its world share, 1 worksMathematicsPhysics and Astronomy: 5.16× its world share, 32 worksPhysics and AstronomyDentistry: 0.70× its world share, 1 worksDentistryHealth Professions: 0.77× its world share, 6 worksHealth ProfessionsMedicine: 1.06× its world share, 57 worksMedicineNursing: 0.56× its world share, 1 worksNursingVeterinary: 2.11× its world share, 1 worksVeterinaryArts and Humanities: 0.84× its world share, 7 worksArts and HumanitiesBusiness, Management and Accounting: 0.12× its world share, 1 worksBusiness, Management…Decision Sciences: 0.62× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 0.21× its world share, 1 worksEconomics, Econometr…Psychology: 0.38× its world share, 3 worksPsychologySocial Sciences: 0.46× its world share, 16 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Physics and Astronomy, 5.2×. Every wedge is a field page.

All 26 fields, with their numbers
  1. Physics and Astronomy5.16×32 works
  2. Veterinary2.11×1 works
  3. Engineering1.91×80 works
  4. Environmental Science1.42×20 works
  5. Pharmacology, Toxicology and Pharmaceutics1.14×1 works
  6. Earth and Planetary Sciences1.07×5 works
  7. Medicine1.06×57 works
  8. Arts and Humanities0.84×7 works
  9. Neuroscience0.82×4 works
  10. Health Professions0.77×6 works
  11. Biochemistry, Genetics and Molecular Biology0.75×11 works
  12. Energy0.73×2 works
  13. Dentistry0.70×1 works
  14. Agricultural and Biological Sciences0.67×9 works
  15. Decision Sciences0.62×2 works
  16. Materials Science0.60×6 works
  17. Nursing0.56×1 works
  18. Immunology and Microbiology0.50×1 works
  19. Computer Science0.50×11 works
  20. Social Sciences0.46×16 works
  21. Psychology0.38×3 works
  22. Chemistry0.37×2 works
  23. Mathematics0.29×1 works
  24. Chemical Engineering0.28×0 works
  25. Economics, Econometrics and Finance0.21×1 works
  26. Business, Management and Accounting0.12×1 works

Who are the top researchers at Obayashi (Japan)?

Ranked on the quality score, Hiroto KATAOKA, Nobufumi Takeda and Noriyuki Furuya lead among researchers whose main affiliation is Obayashi (Japan).

  1. 1 Hiroto KATAOKA Japan · #2,006,933 worldwide 3.5k citations · 70 works
  2. 2 Nobufumi Takeda Japan · #2,142,206 worldwide 571 citations · 23 works
  3. 3 Noriyuki Furuya Japan · #2,759,334 worldwide 366 citations · 17 works
  4. 4 Hiroki Ogata Japan · #2,832,170 worldwide 7 citations · 25 works
  5. 5 Shigeki Yamabayashi Japan · #3,284,441 worldwide 581 citations · 46 works
  6. 6 Hiroyoshi Tokinoya Japan · #3,323,703 worldwide 154 citations · 16 works
  7. 7 Jun-ichi YAMAGUCHI Japan · #3,334,653 worldwide 705 citations · 16 works
  8. 8 Fiona B. Neall Japan · #3,483,156 worldwide 343 citations · 22 works
  9. 9 Yutaka Morita Japan · #3,573,518 worldwide 46 citations · 25 works
  10. 10 Kazuaki Tsuda Japan · #3,575,681 worldwide 316 citations · 27 works
All ranked researchers at Obayashi (Japan)

What are the most cited papers from Obayashi (Japan)?

The most cited paper from Obayashi (Japan) is "Review of Particle Physics" (Masaharu Tanabashi et al., 2018), with 7,268 citations. Next come "Review of Particle Physics" (6,346) and "Review of Particle Physics" (6,020).

Most cited papers
#PaperReleasedCitations
1 Review of Particle Physics Masaharu Tanabashi et al. · Physical review. D/Physical review. D. Open access232 authors 17 Aug 2018 7,268
2 Review of Particle Physics Particle Data Group et al. · Progress of Theoretical and Experimental Physics Open access239 authors Aug 2022 6,346
3 Review of Particle Physics J. Beringer et al. · Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields Open access195 authors 20 Jul 2012 6,020
4 AIJ guidelines for practical applications of CFD to pedestrian wind environment around buildings Yoshihide Tominaga, Akashi Mochida, Ryuichiro Yoshie et al. · Journal of Wind Engineering and Industrial Aerodynamics 16 Apr 2008 2,475
5 Combined Measurement of the Higgs Boson Mass in p p Collisions at s = 7 and 8 TeV with the ATLAS and CMS Experiments G. Aad et al. · Physical Review Letters Open access5,000 authors 14 May 2015 1,357
All 59 most cited papers, with filters and sorting

Which keywords describe research at Obayashi (Japan)?

By fractional works in 2022-now, weighted toward what it does more of than the world: Dark Matter, Lattice QCD, Particle Physics, Numerical Simulation, Finite Element Analysis, Higgs Boson, High-Energy Collider and Simulation.

▲ 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 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. Epidemiology11◆ 1.01×57 topics
  2. Sustainability8▲ 1.16×18 topics
  3. Dark Matter7▲ 22×3 topics
  4. Lattice QCD6▲ 36×2 topics
  5. Energy Efficiency6▲ 2.2×8 topics
  6. Numerical Simulation6▲ 6.9×10 topics
  7. Particle Physics5▲ 26×2 topics
  8. Mechanical Properties5▲ 1.91×10 topics
  9. Simulation4▲ 6.3×5 topics
  10. Finite Element Analysis4▲ 7.0×7 topics
  11. Artificial Neural Networks4▲ 3.3×3 topics
  12. Climate Change Impact4▲ 6.4×4 topics
  13. Higgs Boson4▲ 29×1 topic
  14. High-Energy Collider4▲ 29×1 topic
  15. Insulin Resistance4▲ 3.1×9 topics
  16. Model Predictive Control4▲ 5.5×3 topics
  17. Renormalization Group4▲ 25×2 topics
  18. Structural Analysis4▲ 16×6 topics
  19. QCD4▲ 39×1 topic
  20. charmonium4▲ 39×1 topic
  21. Construction4▲ 10.0×3 topics
  22. Thermal Comfort4▲ 10.0×2 topics
  23. Liquefaction4▲ 15×2 topics
  24. Tunnel4▲ 15×2 topics
  25. Black Holes3▲ 12×3 topics
  26. Cosmology3▲ 16×3 topics
  27. Durability Performance3▲ 12×2 topics
  28. Finite Element Method3▲ 12×4 topics
  29. Building Energy Consumption3▲ 14×1 topic
  30. Energy Simulation3▲ 12×1 topic
  31. Design Optimization3▲ 27×2 topics
  32. Dynamic Behavior3▲ 8.6×3 topics
  33. Failure Analysis3▲ 11×4 topics
  34. Material Properties3▲ 10×3 topics
  35. Mechanical Engineering3▲ 27×2 topics
  36. Analysis3▲ 11×3 topics
  37. Fiber Reinforcement2▲ 14×2 topics
  38. Liquefaction Resistance2▲ 30×1 topic
  39. Particle Shape Effects2▲ 30×1 topic
  40. Fatigue Analysis2▲ 32×1 topic

Which research topics does Obayashi (Japan) publish most on?

By volume in 2022-now: Particle physics theoretical and experimental studies, Quantum Chromodynamics and Particle Interactions, Building Energy and Comfort Optimization and Geotechnical Engineering and Soil Mechanics.

  1. 1 Particle physics theoretical and experimental studies Nuclear and High Energy Physics 4 works
  2. 2 Quantum Chromodynamics and Particle Interactions Nuclear and High Energy Physics 4 works
  3. 3 Building Energy and Comfort Optimization Building and Construction 3 works
  4. 4 Geotechnical Engineering and Soil Mechanics Civil and Structural Engineering 3 works
  5. 5 Engineering Applied Research Civil and Structural Engineering 2 works
  6. 6 Reproductive Biology and Fertility Public Health, Environmental and Occupational Health 2 works
  7. 7 Urban and spatial planning Nature and Landscape Conservation 2 works
  8. 8 Structural Behavior of Reinforced Concrete Building and Construction 2 works
  9. 9 High-Energy Particle Collisions Research Nuclear and High Energy Physics 2 works
  10. 10 Geotechnical Engineering and Underground Structures Civil and Structural Engineering 2 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 available52.4%not open47.6%

World: 40% of research is openly available.

with international co-authors15.1%domestic only84.9%

World: 18% is written across borders.

How has Obayashi (Japan)'s research output changed?

Output in 2022-2025 was 18% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Obayashi (Japan) as a percentage of every work published that year, 0.00094% in 2024.

still counting0.0050%0.010%Obayashi (Japan)0.0013% in 202519801990200020102020

Fractional works of Obayashi (Japan) over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

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

still counting5%10%15%all institutions10.0% in 2025Obayashi (Japan)7.8% in 2025200020102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 10.1% in 2014.

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Obayashi (Japan) on Science Explorer

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