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University · Tokyo · Japan

Tokyo Polytechnic University

In research, Tokyo Polytechnic University stands highest in Physical Sciences (#10,896 of 12,888 worldwide) and Engineering (#6,130 of 6,636 worldwide), 2022–2025.

t-kougei.ac.jp/eROR OpenAlex
World rank, 2022–2025
#21,859
of 28,054 · #13,560 all time
Rank in Japan
#680
of 1,070
Research works
2k
◆ 0% vs 2013–17
Citations
28k
14.2 per fractional work
Top-10% rate
5.1%
record average 16.5%
Open access
34%
world 28%

What is Tokyo Polytechnic 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
Physical SciencesDomain #10,896 of 12,888 4.8%155 #7635
EngineeringField #6,130 of 6,636 5.1%90 #5839

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

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: 0.08× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.18× its world share, 2 worksBiochemistry, Geneti…Immunology and Microbiology: 0.06× its world share, 0 worksImmunology and Micro…Neuroscience: 1.15× its world share, 4 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.58× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 1.38× its world share, 1 worksChemical EngineeringChemistry: 1.01× its world share, 3 worksChemistryComputer Science: 1.78× its world share, 27 worksComputer ScienceEarth and Planetary Sciences: 0.89× its world share, 3 worksEarth and Planetary …Energy: 1.58× its world share, 3 worksEnergyEngineering: 3.10× its world share, 90 worksEngineeringEnvironmental Science: 1.34× its world share, 13 worksEnvironmental ScienceMaterials Science: 1.07× its world share, 7 worksMaterials ScienceMathematics: 0.96× its world share, 2 worksMathematicsPhysics and Astronomy: 1.47× its world share, 6 worksPhysics and AstronomyDentistry: 0.83× its world share, 1 worksDentistryHealth Professions: 0.30× its world share, 2 worksHealth ProfessionsMedicine: 0.22× its world share, 8 worksMedicineVeterinary: 0.21× its world share, 0 worksVeterinaryArts and Humanities: 0.28× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.13× its world share, 1 worksBusiness, Management…Decision Sciences: 0.27× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.38× its world share, 2 worksEconomics, Econometr…Psychology: 1.33× its world share, 8 worksPsychologySocial Sciences: 0.38× its world share, 9 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.

Who are the top researchers at Tokyo Polytechnic University?

Ranked on the composite score, Akira Nabae, Ayumi KATSUKI and Yukio Tamura lead among researchers whose main affiliation is Tokyo Polytechnic University.

  1. 1 Akira Nabae · #45,598 worldwide 1.3k citations · 29 works
  2. 2 Ayumi KATSUKI · #201,532 worldwide 0 citations · 79 works
  3. 3 Yukio Tamura · #215,338 worldwide 478 citations · 121 works
  4. 4 Hideyuki Tanaka · #389,139 worldwide 57 citations · 31 works
  5. 5 I Matsuda · #428,646 worldwide 64 citations · 18 works
  6. 6 Itaru Kaneko · #479,297 worldwide 23 citations · 17 works
  7. 7 Ryoichi Aogaki · #619,231 worldwide 53 citations · 27 works
  8. 8 Kazuyuki Hiraoka · #657,840 worldwide 50 citations · 29 works
  9. 9 Hitoshi Kono · #746,900 worldwide 15 citations · 41 works
  10. 10 Ryuichiro Yoshie · #754,031 worldwide 57 citations · 24 works
All ranked researchers at Tokyo Polytechnic University

Which keywords describe research at Tokyo Polytechnic University?

By fractional works in 2022–2025, weighted toward what it does more of than the world: CFD Simulation, Deep Learning, Turbulent Flow, Large-Eddy Simulation, Boundary Layer, Air Quality, Pedestrian Wind Comfort and Urban Microclimate.

▲ 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. Deep Learning14▲ 2.2×31 topics
  2. CFD Simulation8▲ 36×4 topics
  3. Neural Networks7▲ 2.5×17 topics
  4. Turbulent Flow7▲ 31×3 topics
  5. Large-Eddy Simulation7▲ 19×3 topics
  6. Artificial Intelligence7▲ 2.7×14 topics
  7. Boundary Layer7▲ 29×2 topics
  8. Air Quality7▲ 19×3 topics
  9. Pedestrian Wind Comfort6▲ 70×1 topic
  10. Urban Microclimate6▲ 70×1 topic
  11. Virtual Reality6▲ 6.2×10 topics
  12. Human-Robot Interaction6▲ 28×3 topics
  13. Aerodynamics5▲ 35×3 topics
  14. Mechanical Properties5▲ 2.4×11 topics
  15. Human-Computer Interaction4▲ 13×5 topics
  16. Artificial Neural Networks4▲ 4.5×5 topics
  17. Service Robots4▲ 24×2 topics
  18. Structural Analysis4▲ 20×3 topics
  19. High-Speed Trains4▲ 28×3 topics
  20. Model Predictive Control3▲ 6.6×4 topics
  21. Numerical Simulation3▲ 5.7×5 topics
  22. Crosswind3▲ 53×1 topic
  23. Self-Assembly3▲ 4.7×2 topics
  24. Turbulent Wake3▲ 53×1 topic
  25. Flexible Electronics3▲ 8.4×2 topics
  26. Gesture Recognition3▲ 20×3 topics
  27. Health Monitoring3▲ 7.1×2 topics
  28. Cloud Robotics3▲ 48×1 topic
  29. Distributed Control3▲ 12×2 topics
  30. Internet of Robotic Things3▲ 48×1 topic
  31. Sign Language3▲ 22×2 topics
  32. Airborne Transmission3▲ 46×1 topic
  33. Failure Analysis3▲ 14×4 topics
  34. Modular Robots3▲ 33×1 topic
  35. Respiratory Viruses3▲ 46×1 topic
  36. Self-Reconfiguration3▲ 33×1 topic
  37. Frequency Selective Surfaces2▲ 19×1 topic
  38. Haptic Interfaces2▲ 23×2 topics
  39. Metasurfaces2▲ 19×1 topic
  40. Structural Optimization2▲ 38×2 topics

Which research topics does Tokyo Polytechnic University publish most on?

By volume in 2022–2025: Wind and Air Flow Studies, Aerodynamics and Fluid Dynamics Research, Robotics and Automated Systems and Infection Control and Ventilation.

Wind and Air Flow Studies6Wind and Air Flow Studies: 6 fractional worksAerodynamics and Fluid Dynamics Research: 3 fractional worksRobotics and Automated Systems: 3 fractional worksInfection Control and Ventilation: 3 fractional worksModular Robots and Swarm Intelligence: 3 fractional worksAdvanced Antenna and Metasurface Technologies: 2 fractional worksUrban and spatial planning2Urban and spatial planning: 2 fractional worksTactile and Sensory Interactions: 2 fractional worksAdvanced Sensor and Energy Harvesting Materials: 2 fractional worksHand Gesture Recognition…2Hand Gesture Recognition Systems: 2 fractional works
Environmental EngineeringAerospace EngineeringControl and Systems EngineeringPulmonary and Respiratory Medicine5 others

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

  1. 1 Wind and Air Flow Studies Environmental Engineering 6 works
  2. 2 Aerodynamics and Fluid Dynamics Research Aerospace Engineering 3 works
  3. 3 Robotics and Automated Systems Control and Systems Engineering 3 works
  4. 4 Infection Control and Ventilation Pulmonary and Respiratory Medicine 3 works
  5. 5 Modular Robots and Swarm Intelligence Mechanical Engineering 3 works
  6. 6 Advanced Antenna and Metasurface Technologies Aerospace Engineering 2 works
  7. 7 Urban and spatial planning Nature and Landscape Conservation 2 works
  8. 8 Tactile and Sensory Interactions Cognitive Neuroscience 2 works
  9. 9 Advanced Sensor and Energy Harvesting Materials Biomedical Engineering 2 works
  10. 10 Hand Gesture Recognition Systems Human-Computer Interaction 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 available33.9%not open66.1%

World: 28% of research is openly available.

with international co-authors12.5%domestic only87.5%

World: 19% is written across borders.

How has Tokyo Polytechnic University's research output changed?

Output in 2018–2022 was 0% 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 Tokyo

All research institutions in Tokyo

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.