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Research facility · Tokyo · Japan

Research Organization of Information and Systems

In research, Research Organization of Information and Systems stands highest in Physical Sciences (#7,956 of 21,541 worldwide), Computer Science (#2,754 of 7,020 worldwide) and Life Sciences (#6,782 of 14,347 worldwide), over all time.

rois.ac.jpROR OpenAlex
World rank, 2022–2025
#14,016
of 28,054 · #9,203 all time
Rank in Japan
#368
of 1,070
Research works
1.1k
◆ 1% vs 2013–17
Citations
45k
40.9 per fractional work
Top-10% rate
18.7%
record average 16.5%
Open access
37%
world 28%

What is Research Organization of Information and Systems known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #7,956 of 21,541 18.6%603
Computer ScienceField #2,754 of 7,020 17.9%332
Life SciencesDomain #6,782 of 14,347 24.9%269
Biochemistry, Genetics and Molecular BiologyField #4,477 of 7,814 25.4%161
Molecular BiologySubfield #3,118 of 4,961 25.9%122
Social SciencesDomain #11,462 of 16,945 21.1%164
Artificial IntelligenceSubfield #2,188 of 2,981 20.3%130

Each strip is that field’s whole ranked pool, with the notch where Research Organization of Information and Systems 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: 0.75× its world share, 5 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 3.65× its world share, 25 worksBiochemistry, Geneti…Immunology and Microbiology: 0.85× its world share, 1 worksImmunology and Micro…Neuroscience: 1.37× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.18× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.76× its world share, 2 worksChemistryComputer Science: 1.38× its world share, 14 worksComputer ScienceEarth and Planetary Sciences: 7.04× its world share, 14 worksEarth and Planetary …Energy: 0.14× its world share, 0 worksEnergyEngineering: 0.44× its world share, 9 worksEngineeringEnvironmental Science: 0.78× its world share, 5 worksEnvironmental ScienceMaterials Science: 1.12× its world share, 5 worksMaterials ScienceMathematics: 0.27× its world share, 0 worksMathematicsPhysics and Astronomy: 2.08× its world share, 6 worksPhysics and AstronomyDentistry: 0.18× its world share, 0 worksDentistryHealth Professions: 0.38× its world share, 1 worksHealth ProfessionsMedicine: 0.75× its world share, 19 worksMedicineNursing: 0.59× its world share, 0 worksNursingVeterinary: 0.38× its world share, 0 worksVeterinaryArts and Humanities: 0.03× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.27× its world share, 1 worksBusiness, Management…Decision Sciences: 0.90× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.61× its world share, 2 worksEconomics, Econometr…Psychology: 1.04× its world share, 4 worksPsychologySocial Sciences: 0.73× its world share, 12 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Earth and Planetary Sciences, 7.0×. Every wedge is a field page.

Who are the top researchers at Research Organization of Information and Systems?

Ranked on the composite score, Shigeru Akamatsu, Shin Kawano and Jin-Dong Kim lead among researchers whose main affiliation is Research Organization of Information and Systems.

  1. 1 Shigeru Akamatsu Japan · #11,813 worldwide 1.1k citations · 49 works
  2. 2 Shin Kawano Japan · #157,649 worldwide 256 citations · 22 works
  3. 3 Jin-Dong Kim Japan · #302,019 worldwide 160 citations · 49 works
  4. 4 Yoh’ichi Tohkura Japan · #416,149 worldwide 153 citations · 17 works
  5. 5 Peter Eggenberger Japan · #594,501 worldwide 29 citations · 19 works
  6. 6 Reiko Akahane-Yamada Japan · #598,078 worldwide 94 citations · 16 works
  7. 7 Hugo de Garis Japan · #758,647 worldwide 78 citations · 33 works
  8. 8 Shunsuke Oyamada Japan · #1,185,245 worldwide 3 citations · 15 works
  9. 9 Yasunori Yamamoto Japan · #1,250,643 worldwide 28 citations · 44 works
  10. 10 Toshiaki Katayama Japan · #1,596,491 worldwide 10 citations · 17 works
All ranked researchers at Research Organization of Information and Systems

Which keywords describe research at Research Organization of Information and Systems?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Data Integration, Semantic Web, Machine Learning, Solar Wind, Knowledge Management, Geodetic Measurements, Climate Change and Natural Language Processing.

▲ 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. Machine Learning8▲ 1.79×29 topics
  2. Climate Change6▲ 1.74×18 topics
  3. Deep Learning5▲ 1.16×25 topics
  4. Data Integration4▲ 19×5 topics
  5. Oxidative Stress4▲ 1.95×16 topics
  6. Semantic Web4▲ 34×4 topics
  7. Knowledge Management4▲ 5.4×4 topics
  8. Neural Networks4▲ 1.80×12 topics
  9. Solar Wind3▲ 28×2 topics
  10. Geodetic Measurements3▲ 22×2 topics
  11. Data Mining3▲ 2.9×6 topics
  12. Endothelial Dysfunction3▲ 9.2×3 topics
  13. Natural Language Processing3▲ 9.1×3 topics
  14. Phylogenetic Analysis3▲ 7.0×4 topics
  15. Cardiovascular Health3▲ 11×3 topics
  16. Placental Development3▲ 32×1 topic
  17. Preeclampsia3▲ 26×1 topic
  18. Subduction3▲ 28×2 topics
  19. Earthquakes2▲ 34×1 topic
  20. Plate Boundaries2▲ 34×1 topic
  21. Text Mining2▲ 14×2 topics
  22. Biomedical Literature2▲ 74×1 topic
  23. Biomedical Ontologies2▲ 74×1 topic
  24. Ionospheric Anomalies2▲ 45×1 topic
  25. Molecular Dynamics2▲ 11×2 topics
  26. Seismic Electromagnetics2▲ 45×1 topic
  27. Quality Assessment2▲ 9.0×2 topics
  28. RNA-Seq2▲ 16×2 topics
  29. Chromatin2▲ 35×2 topics
  30. Crystal Structures2▲ 21×2 topics
  31. Digitalization2▲ 8.1×4 topics
  32. Functional Genomics2▲ 21×2 topics
  33. Legal Regulation2▲ 7.3×3 topics
  34. genome annotation2▲ 25×1 topic
  35. sequence alignment2▲ 25×1 topic
  36. High-Throughput2▲ 30×1 topic
  37. Ionosphere2▲ 27×1 topic
  38. Magnetosphere2▲ 27×1 topic
  39. Materials Informatics2▲ 30×1 topic
  40. Knowledge Representation2▲ 15×3 topics

Which research topics does Research Organization of Information and Systems publish most on?

By volume in 2022–2025: Pregnancy and preeclampsia studies, earthquake and tectonic studies, Biomedical Text Mining and Ontologies and Earthquake Detection and Analysis.

Pregnancy and preeclamps…3Pregnancy and preeclampsia studies: 3 fractional worksearthquake and tectonic …2earthquake and tectonic studies: 2 fractional worksBiomedical Text Mining and Ontologies: 2 fractional worksEarthquake Detection and…2Earthquake Detection and Analysis: 2 fractional worksGenomics and Phylogeneti…2Genomics and Phylogenetic Studies: 2 fractional worksIonosphere and magnetosphere dynamics: 2 fractional worksMachine Learning in Materials Science: 2 fractional worksSolar and Space Plasma D…2Solar and Space Plasma Dynamics: 2 fractional worksGeomagnetism and Paleomagnetism Studies: 1 fractional worksSemantic Web and Ontologies: 1 fractional works
Obstetrics and GynecologyGeophysicsMolecular BiologyAstronomy and Astrophysics2 others

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

  1. 1 Pregnancy and preeclampsia studies Obstetrics and Gynecology 3 works
  2. 2 earthquake and tectonic studies Geophysics 2 works
  3. 3 Biomedical Text Mining and Ontologies Molecular Biology 2 works
  4. 4 Earthquake Detection and Analysis Geophysics 2 works
  5. 5 Genomics and Phylogenetic Studies Molecular Biology 2 works
  6. 6 Ionosphere and magnetosphere dynamics Astronomy and Astrophysics 2 works
  7. 7 Machine Learning in Materials Science Materials Chemistry 2 works
  8. 8 Solar and Space Plasma Dynamics Astronomy and Astrophysics 2 works
  9. 9 Geomagnetism and Paleomagnetism Studies Molecular Biology 1 works
  10. 10 Semantic Web and Ontologies Artificial Intelligence 1 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 available36.6%not open63.4%

World: 28% of research is openly available.

with international co-authors26.2%domestic only73.8%

World: 19% is written across borders.

How has Research Organization of Information and Systems's research output changed?

Output in 2018–2022 was 1% 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.