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University · Tokyo · Japan

Nippon Sport Science University

In research, Nippon Sport Science University stands highest in Medicine (#9,385 of 10,443 worldwide) and Health Sciences (#10,908 of 11,982 worldwide), 2022–2025.

nittai.ac.jp/engROR OpenAlex
World rank, 2022–2025
#24,839
of 28,054 · #35,123 all time
Rank in Japan
#844
of 1,070
Research works
603
▲ 77% vs 2013–17
Citations
4.9k
8.1 per fractional work
Top-10% rate
8.3%
record average 16.5%
Open access
57%
world 28%

What is Nippon Sport Science 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
MedicineField #9,385 of 10,443 8.2%81 #16053
Health SciencesDomain #10,908 of 11,982 8.3%90 #17991

Each strip is that field’s whole ranked pool, with the notch where Nippon Sport Science 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: 0.02× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 2.15× its world share, 19 worksBiochemistry, Geneti…Immunology and Microbiology: 0.03× its world share, 0 worksImmunology and Micro…Neuroscience: 1.42× its world share, 4 worksNeuroscienceChemistry: 0.04× its world share, 0 worksChemistryComputer Science: 0.30× its world share, 4 worksComputer ScienceEngineering: 0.32× its world share, 8 worksEngineeringEnvironmental Science: 0.41× its world share, 3 worksEnvironmental ScienceMathematics: 0.14× its world share, 0 worksMathematicsPhysics and Astronomy: 0.03× its world share, 0 worksPhysics and AstronomyHealth Professions: 1.87× its world share, 8 worksHealth ProfessionsMedicine: 2.50× its world share, 81 worksMedicineNursing: 1.64× its world share, 1 worksNursingArts and Humanities: 0.21× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.06× its world share, 0 worksBusiness, Management…Decision Sciences: 0.21× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.26× its world share, 1 worksEconomics, Econometr…Psychology: 3.34× its world share, 17 worksPsychologySocial Sciences: 0.87× its world share, 18 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Psychology, 3.3×. Every wedge is a field page.

Who are the top researchers at Nippon Sport Science University?

Ranked on the composite score, Takanobu Okamoto, Hiroyuki Nakajima and Yasuaki Saho lead among researchers whose main affiliation is Nippon Sport Science University.

  1. 1 Takanobu Okamoto Japan · #367,802 worldwide 46 citations · 19 works
  2. 2 Hiroyuki Nakajima Japan · #519,833 worldwide 124 citations · 61 works
  3. 3 Yasuaki Saho Japan · #567,279 worldwide 0 citations · 23 works
  4. 4 Naoki Kikuchi Japan · #848,035 worldwide 87 citations · 65 works
  5. 5 Masaaki Sugita Japan · #904,696 worldwide 18 citations · 22 works
  6. 6 Koichi Nakazato Japan · #909,673 worldwide 42 citations · 41 works
  7. 7 Shingo Noi Japan · #1,183,964 worldwide 6 citations · 17 works
  8. 8 Kazuo Funato Japan · #1,199,810 worldwide 17 citations · 37 works
  9. 9 Tetsuaki Osafune Japan · #1,319,197 worldwide 33 citations · 24 works
  10. 10 Hideaki Takai Japan · #1,400,208 worldwide 4 citations · 28 works
All ranked researchers at Nippon Sport Science University

Which keywords describe research at Nippon Sport Science University?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Resistance Training, Physical Activity, High-Intensity Interval Training, Exercise, Aging, Performance Analysis, Training Load and Metabolism.

▲ 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. Resistance Training17▲ 111×2 topics
  2. Physical Activity17▲ 20×9 topics
  3. High-Intensity Interval Training16▲ 91×2 topics
  4. Epidemiology14▲ 2.2×27 topics
  5. Exercise13▲ 64×3 topics
  6. Aging12▲ 13×11 topics
  7. Performance Analysis10▲ 28×1 topic
  8. Training Load10▲ 95×1 topic
  9. Metabolism9▲ 10×7 topics
  10. Risk Factors9▲ 4.7×9 topics
  11. Injury Prevention8▲ 42×3 topics
  12. Cardiovascular Disease8▲ 4.4×16 topics
  13. Public Health8▲ 3.3×12 topics
  14. Inflammation8▲ 2.2×21 topics
  15. Nutrition7▲ 9.7×2 topics
  16. Athletic Training7▲ 47×2 topics
  17. Prevention7▲ 10×2 topics
  18. Vascular Function7▲ 42×3 topics
  19. Amino Acids7▲ 43×1 topic
  20. Muscle Injuries7▲ 62×1 topic
  21. Muscle Strength7▲ 38×4 topics
  22. Protein7▲ 34×1 topic
  23. Sports Injury7▲ 62×1 topic
  24. Reactive Oxygen Species7▲ 9.9×4 topics
  25. Heart Failure6▲ 8.8×5 topics
  26. Obesity6▲ 4.7×11 topics
  27. Cardiorespiratory Fitness6▲ 84×1 topic
  28. Exercise Capacity6▲ 84×1 topic
  29. Exercise-Induced Oxidative Stress6▲ 124×1 topic
  30. Muscle-Derived Interleukin-66▲ 124×1 topic
  31. Exercise Training6▲ 68×2 topics
  32. Genetic Variation5▲ 14×4 topics
  33. Gait Analysis5▲ 32×2 topics
  34. Health Benefits5▲ 9.0×3 topics
  35. Physical Education5▲ 24×5 topics
  36. Well-being5▲ 7.7×9 topics
  37. ACE Gene5▲ 355×1 topic
  38. ACTN3 Genotype5▲ 355×1 topic
  39. Physical Fitness5▲ 20×4 topics
  40. Chronic Diseases4▲ 9.7×3 topics

Which research topics does Nippon Sport Science University publish most on?

By volume in 2022–2025: Sports Performance and Training, Muscle metabolism and nutrition, Sports injuries and prevention and Cardiovascular and exercise physiology.

Sports Performance and Training: 10 fractional worksMuscle metabolism and nutrition: 7 fractional worksSports injuries and prev…7Sports injuries and prevention: 7 fractional worksCardiovascular and exerc…6Cardiovascular and exercise physiology: 6 fractional worksExercise and Physiological Responses: 6 fractional worksGenetics and Physical Performance: 5 fractional worksPhysical Activity and He…4Physical Activity and Health: 4 fractional worksMuscle activation and electromyography studies: 4 fractional worksMuscle Physiology and Disorders: 3 fractional worksMotivation and Self-Concept in Sports: 3 fractional works
Orthopedics and Sports MedicineCell BiologyComplementary and alternative medicineRehabilitation5 others

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

  1. 1 Sports Performance and Training Orthopedics and Sports Medicine 10 works
  2. 2 Muscle metabolism and nutrition Cell Biology 7 works
  3. 3 Sports injuries and prevention Orthopedics and Sports Medicine 7 works
  4. 4 Cardiovascular and exercise physiology Complementary and alternative medicine 6 works
  5. 5 Exercise and Physiological Responses Rehabilitation 6 works
  6. 6 Genetics and Physical Performance Genetics 5 works
  7. 7 Physical Activity and Health Physiology 4 works
  8. 8 Muscle activation and electromyography studies Biomedical Engineering 4 works
  9. 9 Muscle Physiology and Disorders Molecular Biology 3 works
  10. 10 Motivation and Self-Concept in Sports Social Psychology 3 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 available57.1%not open42.9%

World: 28% of research is openly available.

with international co-authors12.2%domestic only87.8%

World: 19% is written across borders.

How has Nippon Sport Science University's research output changed?

Output in 2018–2022 was 77% 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 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.