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University · Chiba · Japan

Tokyo Dental College

In research, Tokyo Dental College stands highest in Health Sciences (#2,442 of 11,982 worldwide), Medicine (#3,924 of 10,443 worldwide) and Dentistry (#174 of 367 worldwide), 2022–2025. Relative to its size it is most specialised in Orthodontics, Oral Surgery and Dentistry — Orthodontics is 63.2× its share of world research.

tdc.ac.jpROR OpenAlex
World rank, 2022–2025
#9,571
of 28,054 · #9,663 all time
Rank in Japan
#244
of 1,070
Research works
4.3k
▲ 3% vs 2013–17
Citations
84k
19.8 per fractional work
Top-10% rate
8.8%
record average 16.5%
Open access
54%
world 28%

What is Tokyo Dental College 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
Health SciencesDomain #2,442 of 11,982 9.4%281 #2464
MedicineField #3,924 of 10,443 11.3%149 #3193
DentistryField #174 of 367 7.3%103 #246
Life SciencesDomain #6,493 of 7,800 6.5%65 #6329

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

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Health Sciences#2,464 #2,442
  2. Medicine#3,193 #3,924
  3. Dentistry#246 #174
  4. Life Sciences#6,329 #6,493
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does Tokyo Dental College specialise in?

Where its research is concentrated relative to its size: Orthodontics takes 63.2× the share of its output that it takes of world research.

  1. OrthodonticsSubfield · 26.6 works63×
  2. Oral SurgerySubfield · 43.1 works60×
  3. DentistryField · 102.7 works57×
  4. PeriodonticsSubfield · 27.0 works53×
← 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: 0.06× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 2.42× its world share, 48 worksBiochemistry, Geneti…Immunology and Microbiology: 1.42× its world share, 5 worksImmunology and Micro…Neuroscience: 1.60× its world share, 10 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.44× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.13× its world share, 1 worksChemistryComputer Science: 0.05× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.05× its world share, 0 worksEarth and Planetary …Engineering: 0.27× its world share, 15 worksEngineeringEnvironmental Science: 0.07× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.22× its world share, 3 worksMaterials SciencePhysics and Astronomy: 0.04× its world share, 0 worksPhysics and AstronomyDentistry: 56.52× its world share, 103 worksDentistryHealth Professions: 2.66× its world share, 26 worksHealth ProfessionsMedicine: 2.06× its world share, 149 worksMedicineNursing: 1.44× its world share, 3 worksNursingVeterinary: 1.09× its world share, 1 worksVeterinaryArts and Humanities: 0.15× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.02× its world share, 0 worksBusiness, Management…Economics, Econometrics and Finance: 0.05× its world share, 0 worksEconomics, Econometr…Psychology: 0.19× its world share, 2 worksPsychologySocial Sciences: 0.04× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Dentistry, 56.5×. Every wedge is a field page.

Who are the top researchers at Tokyo Dental College?

Ranked on the composite score, Ikuko Toda, Takayuki Ueda and S. Takuma lead among researchers whose main affiliation is Tokyo Dental College.

  1. 1 Ikuko Toda Japan · #239,718 worldwide 92 citations · 19 works
  2. 2 Takayuki Ueda Japan · #408,724 worldwide 29 citations · 28 works
  3. 3 S. Takuma Japan · #448,987 worldwide 63 citations · 22 works
  4. 4 Katsuji Okuda Japan · #471,532 worldwide 76 citations · 26 works
  5. 5 Megumi Kono Japan · #494,136 worldwide 35 citations · 18 works
  6. 6 Yutaka Oda Japan · #557,392 worldwide 73 citations · 53 works
  7. 7 A. Thylstrup Japan · #577,045 worldwide 73 citations · 23 works
  8. 8 Morio Tonogi Japan · #588,641 worldwide 31 citations · 32 works
  9. 9 Masayuki Hattori Japan · #625,608 worldwide 89 citations · 56 works
  10. 10 Takeshi Nomura Japan · #640,762 worldwide 48 citations · 42 works
All ranked researchers at Tokyo Dental College

Which keywords describe research at Tokyo Dental College?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Quality of Life, Epidemiology, Dental Caries, Bone Regeneration, Inflammation, Biomaterials, Surgical Management and Dental Implants.

▲ 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. Epidemiology46▲ 3.1×46 topics
  2. Quality of Life39▲ 7.2×20 topics
  3. Inflammation25▲ 3.3×41 topics
  4. Dental Caries21▲ 58×2 topics
  5. Bone Regeneration20▲ 45×2 topics
  6. Risk Factors17▲ 4.2×10 topics
  7. Biomaterials17▲ 19×5 topics
  8. Surgical Management16▲ 10×6 topics
  9. Dental Implants14▲ 75×1 topic
  10. Peri-implant Diseases14▲ 75×1 topic
  11. Clinical Trials14▲ 5.4×7 topics
  12. Prevention13▲ 8.2×8 topics
  13. Psychological Factors12▲ 16×4 topics
  14. Diagnostic Criteria12▲ 15×5 topics
  15. Oral Microbiome12▲ 56×1 topic
  16. Periodontal Diseases12▲ 56×1 topic
  17. Dental Materials12▲ 58×1 topic
  18. Restorative Dentistry12▲ 58×1 topic
  19. Periodontal Disease11▲ 51×2 topics
  20. Genetic Regulation11▲ 18×2 topics
  21. Cell Signaling11▲ 19×7 topics
  22. Epithelial-Mesenchymal Interactions11▲ 76×2 topics
  23. Molecular Signaling11▲ 146×1 topic
  24. Regenerative Medicine11▲ 11×4 topics
  25. Tooth Development11▲ 146×1 topic
  26. Growth Factors11▲ 23×2 topics
  27. Platelet-Rich Plasma11▲ 42×2 topics
  28. Radiotherapy10▲ 7.1×6 topics
  29. Cone-Beam CT10▲ 52×1 topic
  30. Dental Imaging10▲ 52×1 topic
  31. Fluoride10▲ 50×2 topics
  32. Osteoarthritis Treatment10▲ 69×2 topics
  33. Orthopedic Surgery10▲ 47×2 topics
  34. Periodontal Regeneration10▲ 75×1 topic
  35. Tissue Regeneration10▲ 75×1 topic
  36. Keratocystic Odontogenic Tumor10▲ 81×1 topic
  37. Odontogenic Tumors10▲ 81×1 topic
  38. Orthognathic Surgery9▲ 51×2 topics
  39. Dental Esthetics9▲ 66×1 topic
  40. Oral Health9▲ 43×2 topics

Which research topics does Tokyo Dental College publish most on?

By volume in 2022–2025: Dental Implant Techniques and Outcomes, Oral microbiology and periodontitis research, Dental materials and restorations and dental development and anomalies.

Dental Implant Technique…14Dental Implant Techniques and Outcomes: 14 fractional worksOral microbiology and pe…12Oral microbiology and periodontitis research: 12 fractional worksDental materials and restorations: 12 fractional worksdental development and anomalies: 11 fractional worksDental Radiography and Imaging: 10 fractional worksPeriodontal Regeneration and Treatments: 10 fractional worksOral and Maxillofacial Pathology: 10 fractional worksOrthodontics and Dentofa…9Orthodontics and Dentofacial Orthopedics: 9 fractional worksDental Health and Care Utilization: 9 fractional worksTemporomandibular Joint Disorders: 9 fractional works
Oral SurgeryPeriodonticsOrthodonticsMolecular Biology2 others

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

  1. 1 Dental Implant Techniques and Outcomes Oral Surgery 14 works
  2. 2 Oral microbiology and periodontitis research Periodontics 12 works
  3. 3 Dental materials and restorations Orthodontics 12 works
  4. 4 dental development and anomalies Molecular Biology 11 works
  5. 5 Dental Radiography and Imaging Oral Surgery 10 works
  6. 6 Periodontal Regeneration and Treatments Urology 10 works
  7. 7 Oral and Maxillofacial Pathology Oral Surgery 10 works
  8. 8 Orthodontics and Dentofacial Orthopedics Orthodontics 9 works
  9. 9 Dental Health and Care Utilization Periodontics 9 works
  10. 10 Temporomandibular Joint Disorders Complementary and Manual Therapy 9 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 available54.2%not open45.8%

World: 28% of research is openly available.

with international co-authors9.8%domestic only90.2%

World: 19% is written across borders.

How has Tokyo Dental College's research output changed?

Output in 2018–2022 was 3% higher 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 Chiba

All research institutions in Chiba

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.