Science Explorer Interactive view Map
Research facility · Tokyo · Japan

IBM Research - Tokyo

In research, IBM Research - Tokyo stands highest in Physical Sciences (#5,915 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Artificial Intelligence and Computer Science — Artificial Intelligence is 8.1× its share of world research.

research.ibm.com/labs/tokyoROR OpenAlex
World rank, 2022–2025
#9,172
of 28,054 · #6,418 all time
Rank in Japan
#236
of 1,070
Research works
2k
▼ 32% vs 2013–17
Citations
36k
18.1 per fractional work
Top-10% rate
18.8%
record average 16.5%
Open access
22%
world 28%

What is IBM Research - Tokyo 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 #5,915 of 12,888 17.3%91 #4259

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

What does IBM Research - Tokyo specialise in?

Where its research is concentrated relative to its size: Artificial Intelligence takes 8.1× the share of its output that it takes of world research.

  1. Artificial IntelligenceSubfield · 22.6 works8.1×
  2. Computer ScienceField · 46.6 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: 0.01× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.23× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 0.20× its world share, 0 worksImmunology and Micro…Neuroscience: 1.55× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.16× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 0.28× its world share, 0 worksChemical EngineeringChemistry: 0.09× its world share, 0 worksChemistryComputer Science: 5.19× its world share, 47 worksComputer ScienceEarth and Planetary Sciences: 0.54× its world share, 1 worksEarth and Planetary …Engineering: 1.86× its world share, 32 worksEngineeringEnvironmental Science: 0.59× its world share, 3 worksEnvironmental ScienceMaterials Science: 0.61× its world share, 2 worksMaterials SciencePhysics and Astronomy: 1.83× its world share, 5 worksPhysics and AstronomyHealth Professions: 0.56× its world share, 2 worksHealth ProfessionsMedicine: 0.34× its world share, 8 worksMedicineNursing: 0.20× its world share, 0 worksNursingArts and Humanities: 0.13× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.72× its world share, 3 worksBusiness, Management…Decision Sciences: 1.39× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 0.32× its world share, 1 worksEconomics, Econometr…Psychology: 0.65× its world share, 2 worksPsychologySocial Sciences: 0.21× its world share, 3 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

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

Who are the top researchers at IBM Research - Tokyo?

Ranked on the composite score, Chieko Asakawa, Hironobu Takagi and Yasumitsu Orii lead among researchers whose main affiliation is IBM Research - Tokyo.

  1. 1 Chieko Asakawa Japan · #81,096 worldwide 225 citations · 42 works
  2. 2 Hironobu Takagi Japan · #91,522 worldwide 169 citations · 35 works
  3. 3 Yasumitsu Orii Japan · #160,267 worldwide 89 citations · 37 works
  4. 4 Gakuto Kurata Japan · #217,262 worldwide 127 citations · 32 works
  5. 5 Rudy Raymond Japan · #368,096 worldwide 119 citations · 42 works
  6. 6 Sayuri Kohara Japan · #379,776 worldwide 42 citations · 21 works
  7. 7 Sumio Morioka Japan · #397,766 worldwide 208 citations · 15 works
  8. 8 Y. Katayama Japan · #407,404 worldwide 71 citations · 25 works
  9. 9 Takayuki Osogami Japan · #450,965 worldwide 179 citations · 40 works
  10. 10 Akihiro Horibe Japan · #493,887 worldwide 34 citations · 18 works
All ranked researchers at IBM Research - Tokyo

Which keywords describe research at IBM Research - Tokyo?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Deep Learning, Machine Learning, Neural Networks, Thermal Management, Quantum Information, Quantum Algorithms, Quantum Computation and Interconnect.

▲ 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 Learning15▲ 3.9×32 topics
  2. Machine Learning13▲ 3.4×29 topics
  3. Neural Networks9▲ 4.8×14 topics
  4. Thermal Management6▲ 15×4 topics
  5. Quantum Information5▲ 38×2 topics
  6. Quantum Algorithms5▲ 77×1 topic
  7. Quantum Computation5▲ 77×1 topic
  8. Interconnect5▲ 241×1 topic
  9. Through-Silicon Via5▲ 241×1 topic
  10. Security4▲ 5.8×4 topics
  11. Big Data4▲ 4.1×5 topics
  12. Entanglement4▲ 24×4 topics
  13. Distributed Systems4▲ 21×2 topics
  14. Nanoparticles4▲ 2.4×6 topics
  15. Cryptography3▲ 24×1 topic
  16. Quantum3▲ 36×1 topic
  17. Anomaly Detection3▲ 9.0×3 topics
  18. Energy Efficiency3▲ 2.9×3 topics
  19. Data Mining3▲ 3.3×5 topics
  20. High-Temperature Electronics3▲ 42×2 topics
  21. Interfacial Reactions3▲ 128×1 topic
  22. Lead-free Solders3▲ 128×1 topic
  23. Cloud Computing3▲ 8.2×2 topics
  24. Text Mining3▲ 17×4 topics
  25. Virtualization2▲ 27×2 topics
  26. Data Centers2▲ 34×1 topic
  27. MapReduce2▲ 34×1 topic
  28. Neuromorphic Computing2▲ 17×2 topics
  29. Fault Localization2▲ 29×2 topics
  30. Machine Translation2▲ 11×1 topic
  31. Word Representation2▲ 15×1 topic
  32. Molecular Dynamics2▲ 9.9×3 topics
  33. Spintronics2▲ 12×2 topics
  34. Fault Tolerance2▲ 9.9×4 topics
  35. Log Analysis2▲ 40×1 topic
  36. Performance Prediction2▲ 24×1 topic
  37. Electron Spin2▲ 41×1 topic
  38. Emotion Recognition2▲ 8.0×4 topics
  39. Hidden Markov Models2▲ 25×2 topics
  40. Semiconductor Quantum Dots2▲ 41×1 topic

Which research topics does IBM Research - Tokyo publish most on?

By volume in 2022–2025: Quantum Computing Algorithms and Architecture, 3D IC and TSV technologies, Quantum Information and Cryptography and Electronic Packaging and Soldering Technologies.

Quantum Computing Algorithms and Architecture: 5 fractional works3D IC and TSV technologies: 5 fractional worksQuantum Information and …3Quantum Information and Cryptography: 3 fractional worksElectronic Packaging and…3Electronic Packaging and Soldering Technologies: 3 fractional worksCloud Computing and Resource Management: 2 fractional worksTopic Modeling: 2 fractional worksSoftware System Performa…2Software System Performance and Reliability: 2 fractional worksQuantum and electron transport phenomena: 2 fractional worksNatural Language Processing Techniques: 2 fractional worksAdvanced Memory and Neural Computing: 2 fractional works
Artificial IntelligenceElectrical and Electronic EngineeringInformation SystemsComputer Networks and Communications1 others

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

  1. 1 Quantum Computing Algorithms and Architecture Artificial Intelligence 5 works
  2. 2 3D IC and TSV technologies Electrical and Electronic Engineering 5 works
  3. 3 Quantum Information and Cryptography Artificial Intelligence 3 works
  4. 4 Electronic Packaging and Soldering Technologies Electrical and Electronic Engineering 3 works
  5. 5 Cloud Computing and Resource Management Information Systems 2 works
  6. 6 Topic Modeling Artificial Intelligence 2 works
  7. 7 Software System Performance and Reliability Computer Networks and Communications 2 works
  8. 8 Quantum and electron transport phenomena Atomic and Molecular Physics, and Optics 2 works
  9. 9 Natural Language Processing Techniques Artificial Intelligence 2 works
  10. 10 Advanced Memory and Neural Computing Electrical and Electronic 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 available21.5%not open78.5%

World: 28% of research is openly available.

with international co-authors25.1%domestic only74.9%

World: 19% is written across borders.

How has IBM Research - Tokyo's research output changed?

Output in 2018–2022 was 32% 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.