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Company · Osaka · Japan

Takenaka (Japan)

In research, Takenaka (Japan) stands highest in Physical Sciences (#5,901 of 10,670 worldwide) and Engineering (#5,692 of 5,901 worldwide), 2022-now. Relative to its size it is most specialised in Civil and Structural Engineering (Civil and Structural Engineering is 21.3× its share of world research).

takenaka.co.jp/takenaka_eROR OpenAlex
World rank, 2022-now
#10,470
of 22,385 · #13,112 all time
Rank in Japan
#265
of 924
Research works
1.3k
▲ 21% vs 2018-21
Citations
11k
7.9 per fractional work
Top-10% rate
4.8%
all institutions 10.0%
vs its own fields
0.83×
1.00× is exactly expected
Open access
69%
world 40%
International
13%
world 18%
Takenaka (Japan)

What is Takenaka (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 #5,901 of 10,670 3.4%153 #8019
EngineeringField #5,692 of 5,901 2.3%104 #7354

Each strip is that field's whole ranked pool, with the notch where Takenaka (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 Takenaka (Japan) work in?

In 2022-now, 70% of research at Takenaka (Japan) is in Physical Sciences, 16% in Social Sciences. Its largest fields are Engineering (47%), Environmental Science (10%), Medicine (8%). It does 1.8× the world's share of Physical Sciences.

Physical Sciences: 182 fractional works · 70.4% of its workEngineering: 122 fractional works · 47.2% of its workCivil and Structural Engineering: 65 fractional works · 25.1% of its workBuilding and Construction: 20 fractional works · 7.6% of its workMechanical Engineering: 10 fractional works · 3.7% of its workAerospace Engineering: 6 fractional works · 2.2% of its workBiomedical Engineering: 5 fractional works · 1.8% of its workComputational Mechanics: 3 fractional works · 1.1% of its workMechanics of Materials: 3 fractional works · 1.0% of its workControl and Systems Engineering: 2 fractional works · 0.8% of its workElectrical and Electronic Engineering: 2 fractional works · 0.8% of its workSafety, Risk, Reliability and Quality: 2 fractional works · 0.7% of its workOcean Engineering: 2 fractional works · 0.7% of its workAutomotive Engineering: 1 fractional works · 0.5% of its workArchitecture: 1 fractional works · 0.4% of its workGeneral Engineering: 1 fractional works · 0.4% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.3% of its workEnvironmental Science: 27 fractional works · 10.3% of its workNature and Landscape Conservation: 9 fractional works · 3.3% of its workEnvironmental Engineering: 7 fractional works · 2.9% of its workManagement, Monitoring, Policy and Law: 3 fractional works · 1.1% of its workGlobal and Planetary Change: 3 fractional works · 1.1% of its workHealth, Toxicology and Mutagenesis: 2 fractional works · 0.7% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.5% of its workEcology: 1 fractional works · 0.3% of its workPollution: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workComputer Science: 14 fractional works · 5.4% of its workArtificial Intelligence: 6 fractional works · 2.3% of its workInformation Systems: 3 fractional works · 1.2% of its workComputer Vision and Pattern Recognition: 3 fractional works · 1.0% of its workComputer Networks and Communications: 1 fractional works · 0.4% of its workSignal Processing: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workMaterials Science: 6 fractional works · 2.5% of its workMaterials Chemistry: 3 fractional works · 1.1% of its workPolymers and Plastics: 2 fractional works · 0.8% of its workMetals and Alloys: 1 fractional works · 0.3% of its workBiomaterials: 1 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEarth and Planetary Sciences: 6 fractional works · 2.5% of its workAtmospheric Science: 4 fractional works · 1.5% of its workGeology: 1 fractional works · 0.3% of its workGeophysics: 1 fractional works · 0.3% of its workEarth-Surface Processes: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEnergy: 5 fractional works · 1.7% of its workRenewable Energy, Sustainability and the Environment: 4 fractional works · 1.7% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemistry: 1 fractional works · 0.4% of its workPhysics and Astronomy: 0 fractional works · 0.2% of its workChemical Engineering: 0 fractional works · 0.1% of its workMathematics: 0 fractional works · 0.1% of its workSocial Sciences: 41 fractional works · 15.9% of its workSocial Sciences: 20 fractional works · 7.9% of its workTransportation: 7 fractional works · 2.8% of its workEducation: 5 fractional works · 2.0% of its workSociology and Political Science: 4 fractional works · 1.6% of its workPolitical Science and International Relations: 1 fractional works · 0.5% of its workAnthropology: 1 fractional works · 0.3% of its workUrban Studies: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.6% of its workPsychology: 7 fractional works · 2.9% of its workSocial Psychology: 4 fractional works · 1.5% of its workDevelopmental and Educational Psychology: 2 fractional works · 0.7% of its workExperimental and Cognitive Psychology: 1 fractional works · 0.3% of its workClinical Psychology: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workDecision Sciences: 4 fractional works · 1.7% of its workManagement Science and Operations Research: 3 fractional works · 1.2% of its workStatistics, Probability and Uncertainty: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBusiness, Management and Accounting: 4 fractional works · 1.6% of its workManagement Information Systems: 1 fractional works · 0.5% of its workStrategy and Management: 1 fractional works · 0.4% of its workAccounting: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workArts and Humanities: 4 fractional works · 1.5% of its workVisual Arts and Performing Arts: 1 fractional works · 0.4% of its workHistory: 1 fractional works · 0.3% of its workMuseology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.5% of its workEconomics, Econometrics and Finance: 1 fractional works · 0.4% of its workHealth Sciences: 26 fractional works · 9.9% of its workMedicine: 21 fractional works · 8.0% of its workCardiology and Cardiovascular Medicine: 6 fractional works · 2.4% of its workPulmonary and Respiratory Medicine: 5 fractional works · 1.8% of its workSurgery: 3 fractional works · 1.2% of its workEpidemiology: 2 fractional works · 0.6% of its workPhysiology: 1 fractional works · 0.5% of its workInternal Medicine: 1 fractional works · 0.3% of its workEmergency Medicine: 1 fractional works · 0.2% of its workSmaller subfields together: 3 fractional works · 1.1% of its workHealth Professions: 4 fractional works · 1.5% of its workSpeech and Hearing: 2 fractional works · 0.8% of its workGeneral Health Professions: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.5% of its workNursing: 0 fractional works · 0.2% of its workDentistry: 0 fractional works · 0.1% of its workLife Sciences: 10 fractional works · 3.8% of its workNeuroscience: 5 fractional works · 2.0% of its workCognitive Neuroscience: 5 fractional works · 1.8% of its workSmaller subfields together: 0 fractional works · 0.2% of its workAgricultural and Biological Sciences: 3 fractional works · 1.1% of its workPlant Science: 2 fractional works · 0.6% of its workEcology, Evolution, Behavior and Systematics: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workBiochemistry, Genetics and Molecular Biology: 2 fractional works · 0.7% of its workMolecular Biology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workImmunology and Microbiology: 0 fractional works · 0.1% of its workALL ITS WORKTakenaka (Japan)259fractional works, 2022-now
Life Sciences4%Physical Sciences70%Health Sciences10%Social Sciences16%

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 24 fields, with their numbers
    1. Engineering12247.2%
    2. Environmental Science2710.3%
    3. Computer Science145.4%
    4. Materials Science62.5%
    5. Earth and Planetary Sciences62.5%
    6. Energy51.7%
    7. Chemistry10.4%
    8. Physics and Astronomy00.2%
    9. Chemical Engineering00.1%
    10. Mathematics00.1%
    1. Social Sciences207.9%
    2. Psychology72.9%
    3. Decision Sciences41.7%
    4. Business, Management and Accounting41.6%
    5. Arts and Humanities41.5%
    6. Economics, Econometrics and Finance10.4%
    1. Medicine218.0%
    2. Health Professions41.5%
    3. Nursing00.2%
    4. Dentistry00.1%
    1. Neuroscience52.0%
    2. Agricultural and Biological Sciences31.1%
    3. Biochemistry, Genetics and Molecular Biology20.7%
    4. Immunology and Microbiology00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Takenaka (Japan) specialise in?

Where its research is concentrated relative to its size: Civil and Structural Engineering takes 21.3× the share of its output that it takes of world research.

  1. Civil and Structural EngineeringSubfield · 64.9 works21×
← 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: 0.24× its world share, 3 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.12× its world share, 2 worksBiochemistry, Geneti…Immunology and Microbiology: 0.06× its world share, 0 worksImmunology and Micro…Neuroscience: 1.21× its world share, 5 worksNeuroscienceChemical Engineering: 0.37× its world share, 0 worksChemical EngineeringChemistry: 0.23× its world share, 1 worksChemistryComputer Science: 0.70× its world share, 14 worksComputer ScienceEarth and Planetary Sciences: 1.56× its world share, 6 worksEarth and Planetary …Energy: 1.90× its world share, 4 worksEnergyEngineering: 3.15× its world share, 122 worksEngineeringEnvironmental Science: 2.08× its world share, 27 worksEnvironmental ScienceMaterials Science: 0.72× its world share, 6 worksMaterials ScienceMathematics: 0.08× its world share, 0 worksMathematicsPhysics and Astronomy: 0.08× its world share, 0 worksPhysics and AstronomyDentistry: 0.25× its world share, 0 worksDentistryHealth Professions: 0.58× its world share, 4 worksHealth ProfessionsMedicine: 0.42× its world share, 21 worksMedicineNursing: 0.35× its world share, 0 worksNursingArts and Humanities: 0.51× its world share, 4 worksArts and HumanitiesBusiness, Management and Accounting: 0.50× its world share, 4 worksBusiness, Management…Decision Sciences: 1.73× its world share, 4 worksDecision SciencesEconomics, Econometrics and Finance: 0.19× its world share, 1 worksEconomics, Econometr…Psychology: 0.94× its world share, 7 worksPsychologySocial Sciences: 0.62× its world share, 20 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Engineering, 3.1×. Every wedge is a field page.

All 24 fields, with their numbers
  1. Engineering3.15×122 works
  2. Environmental Science2.08×27 works
  3. Energy1.90×4 works
  4. Decision Sciences1.73×4 works
  5. Earth and Planetary Sciences1.56×6 works
  6. Neuroscience1.21×5 works
  7. Psychology0.94×7 works
  8. Materials Science0.72×6 works
  9. Computer Science0.70×14 works
  10. Social Sciences0.62×20 works
  11. Health Professions0.58×4 works
  12. Arts and Humanities0.51×4 works
  13. Business, Management and Accounting0.50×4 works
  14. Medicine0.42×21 works
  15. Chemical Engineering0.37×0 works
  16. Nursing0.35×0 works
  17. Dentistry0.25×0 works
  18. Agricultural and Biological Sciences0.24×3 works
  19. Chemistry0.23×1 works
  20. Economics, Econometrics and Finance0.19×1 works
  21. Biochemistry, Genetics and Molecular Biology0.12×2 works
  22. Mathematics0.08×0 works
  23. Physics and Astronomy0.08×0 works
  24. Immunology and Microbiology0.06×0 works

Who are the top researchers at Takenaka (Japan)?

Ranked on the quality score, Kunihiko Fujiwara, Masahiko Higashino and Hiroshi Oh-Oka lead among researchers whose main affiliation is Takenaka (Japan).

  1. 1 Kunihiko Fujiwara Japan · #1,683,294 worldwide 539 citations · 82 works
  2. 2 Masahiko Higashino Japan · #1,925,258 worldwide 892 citations · 32 works
  3. 3 Hiroshi Oh-Oka Japan · #2,568,401 worldwide 448 citations · 18 works
  4. 4 Takahide Otsuka Japan · #2,604,255 worldwide 222 citations · 16 works
  5. 5 Munenori Hatanaka Japan · #2,622,244 worldwide 806 citations · 47 works
  6. 6 Atsumichi Kushibe Japan · #2,813,202 worldwide 941 citations · 59 works
  7. 7 Hitoshi Seya Japan · #3,024,605 worldwide 209 citations · 20 works
  8. 8 Nobuyoshi Murai Japan · #3,031,933 worldwide 232 citations · 17 works
  9. 9 Satoru Aizawa Japan · #3,043,314 worldwide 488 citations · 33 works
  10. 10 Yoshiteru Iwasa Japan · #3,133,726 worldwide 285 citations · 19 works
All ranked researchers at Takenaka (Japan)

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

The most cited paper from Takenaka (Japan) is "Dynamic behaviour of saturated porous media; The generalized Biot formulation and its numerical solution" (Olgierd Cecil Zienkiewicz, Tadahiko Shiomi, 1984), with 1,015 citations. Next come "Air turbulence and sensation of draught" (530) and "Experimental investigation of aerodynamic forces and wind pressures acting on tall buildings with various unconventional configurations" (322).

Most cited papers
#PaperReleasedCitations
1 Dynamic behaviour of saturated porous media; The generalized Biot formulation and its numerical solution Olgierd Cecil Zienkiewicz, Tadahiko Shiomi · International Journal for Numerical and Analytical Methods in Geomechanics 1984 1,015
2 Air turbulence and sensation of draught Povl Ole Fanger, Arsen Krikor Melikov, Hisashi Hanzawa et al. · Energy and Buildings Apr 1988 530
3 Experimental investigation of aerodynamic forces and wind pressures acting on tall buildings with various unconventional configurations Hideyuki Tanaka, Yukio Tamura, Kazuo Ohtake et al. · Journal of Wind Engineering and Industrial Aerodynamics 16 May 2012 322
4 Biodegradation of low‐density polyethylene, polystyrene, polyvinyl chloride, and urea formaldehyde resin buried under soil for over 32 years Yoshito OTAKE, Tomoko Kobayashi, Hitoshi Asabe et al. · Journal of Applied Polymer Science 27 Jun 1995 308
5 Static and dynamic behaviour of soils : a rational approach to quantitative solutions. I. Fully saturated problems Olgierd Cecil Zienkiewicz, Andrew H. C. Chan, Manuel Pastor et al. · Proceedings of the Royal Society of London A Mathematical and Physical Sciences 8 Jun 1990 302
All 60 most cited papers, with filters and sorting

Which keywords describe research at Takenaka (Japan)?

By fractional works in 2022-now, weighted toward what it does more of than the world: Sustainability, Mechanical Properties, Community Participation, Dynamic Interaction, Ecosystem Management, landscape conservation, Satoyama and Construction.

▲ 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. Sustainability19▲ 2.9×22 topics
  2. Mechanical Properties12▲ 4.9×16 topics
  3. Biodiversity9▲ 4.5×5 topics
  4. Community Participation9▲ 9.8×2 topics
  5. Dynamic Interaction9▲ 53×2 topics
  6. Ecosystem Management8▲ 56×2 topics
  7. Construction8▲ 24×2 topics
  8. Satoyama8▲ 342×1 topic
  9. landscape conservation8▲ 342×1 topic
  10. Finite Element Analysis8▲ 13×7 topics
  11. Soil Reinforcement8▲ 45×2 topics
  12. Fiber Reinforcement8▲ 47×2 topics
  13. Numerical Simulation8▲ 10×7 topics
  14. Durability Performance7▲ 29×2 topics
  15. Structural Engineering7▲ 58×2 topics
  16. Concrete-Filled Steel Tubes7▲ 65×1 topic
  17. High-Strength Materials7▲ 65×1 topic
  18. Dynamic Analysis7▲ 22×2 topics
  19. Ground Motion7▲ 68×1 topic
  20. Seismic Engineering7▲ 68×1 topic
  21. Footbridges7▲ 72×1 topic
  22. Geosynthetics7▲ 52×2 topics
  23. Numerical Analysis7▲ 52×2 topics
  24. Sand Mixtures7▲ 60×1 topic
  25. Stone Columns7▲ 60×1 topic
  26. Vibration Serviceability7▲ 72×1 topic
  27. Risk Management6▲ 5.3×6 topics
  28. Analysis6▲ 25×2 topics
  29. Liquefaction6▲ 26×2 topics
  30. Tunnel6▲ 26×2 topics
  31. Energy Consumption6▲ 9.5×4 topics
  32. Thermal Comfort6▲ 17×2 topics
  33. Structural Analysis6▲ 24×5 topics
  34. Concrete Strengthening5▲ 33×1 topic
  35. Fiber-Reinforced Polymer Composites5▲ 33×1 topic
  36. Geopolymer5▲ 14×2 topics
  37. Structural Optimization5▲ 59×2 topics
  38. Dynamic Behavior5▲ 16×2 topics
  39. Facilities Management5▲ 25×2 topics
  40. Earthquake5▲ 34×1 topic

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

By volume in 2022-now: Urban and spatial planning, Structural Load-Bearing Analysis, Seismic Performance and Analysis and Structural Engineering and Vibration Analysis.

Urban and spatial planning8Urban and spatial planning: 8 fractional worksStructural Load-Bearing …7Structural Load-Bearing Analysis: 7 fractional worksSeismic Performance and Analysis: 7 fractional worksStructural Engineering a…7Structural Engineering and Vibration Analysis: 7 fractional worksGeotechnical Engineering…7Geotechnical Engineering and Soil Stabilization: 7 fractional worksStructural Behavior of Reinforced Concrete: 5 fractional worksGeotechnical Engineering and Underground Structures: 5 fractional worksEarthquake and Disaster …4Earthquake and Disaster Impact Studies: 4 fractional worksStructural Health Monitoring Techniques: 4 fractional worksGeotechnical Engineering and Soil Mechanics: 4 fractional works
Nature and Landscape ConservationCivil and Structural EngineeringBuilding and ConstructionTransportation

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

  1. 1 Urban and spatial planning Nature and Landscape Conservation 8 works
  2. 2 Structural Load-Bearing Analysis Civil and Structural Engineering 7 works
  3. 3 Seismic Performance and Analysis Civil and Structural Engineering 7 works
  4. 4 Structural Engineering and Vibration Analysis Civil and Structural Engineering 7 works
  5. 5 Geotechnical Engineering and Soil Stabilization Civil and Structural Engineering 7 works
  6. 6 Structural Behavior of Reinforced Concrete Building and Construction 5 works
  7. 7 Geotechnical Engineering and Underground Structures Civil and Structural Engineering 5 works
  8. 8 Earthquake and Disaster Impact Studies Transportation 4 works
  9. 9 Structural Health Monitoring Techniques Civil and Structural Engineering 4 works
  10. 10 Geotechnical Engineering and Soil Mechanics Civil and Structural Engineering 4 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 available68.9%not open31.1%

World: 40% of research is openly available.

with international co-authors13.2%domestic only86.8%

World: 18% is written across borders.

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

Output in 2022-2025 was 21% 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 Takenaka (Japan) as a percentage of every work published that year, 0.0011% in 2024.

still counting0.0020%0.0040%Takenaka (Japan)0.0012% in 202519801990200020102020

Fractional works of Takenaka (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 2025Takenaka (Japan)6.6% in 2025200020102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 13.0% in 1998.

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Takenaka (Japan) on Science Explorer

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