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Archive · Okinawa · Japan

Okinawa Churashima Foundation

churashima.okinawaROR OpenAlex
World rank, all time
#37,394
of 42,892
Rank in Japan
#1,684
of 2,112
Research works
155
▲ 38% vs 2013–17
Citations
1.8k
11.4 per fractional work
Top-10% rate
13.5%
record average 16.5%
Open access
57%
world 28%

What does Okinawa Churashima Foundation specialise in?

Where its research is concentrated relative to its size: Environmental Science takes 10.9× the share of its output that it takes of world research.

  1. Environmental ScienceField · 20.1 works11×
← 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: 3.07× its world share, 5 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 2.60× its world share, 5 worksBiochemistry, Geneti…Immunology and Microbiology: 0.40× its world share, 0 worksImmunology and Micro…Neuroscience: 0.36× its world share, 0 worksNeuroscienceComputer Science: 0.06× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 2.90× its world share, 2 worksEarth and Planetary …Engineering: 0.14× its world share, 1 worksEngineeringEnvironmental Science: 10.92× its world share, 20 worksEnvironmental ScienceMaterials Science: 0.52× its world share, 1 worksMaterials ScienceMathematics: 0.38× its world share, 0 worksMathematicsHealth Professions: 0.17× its world share, 0 worksHealth ProfessionsMedicine: 0.24× its world share, 2 worksMedicineNursing: 1.84× its world share, 0 worksNursingVeterinary: 5.19× its world share, 0 worksVeterinarySocial Sciences: 0.02× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Environmental Science, 10.9×. Every wedge is a field page.

Who are the top researchers at Okinawa Churashima Foundation?

Ranked on the composite score, Minoru Toda, Keiichi Ueda and Masanori Nonaka lead among researchers whose main affiliation is Okinawa Churashima Foundation.

  1. 1 Minoru Toda Japan · #563,355 worldwide 61 citations · 28 works
  2. 2 Keiichi Ueda Japan · #1,366,399 worldwide 15 citations · 43 works
  3. 3 Masanori Nonaka Japan · #1,466,167 worldwide 9 citations · 23 works
  4. 4 Taketeru Tomita Japan · #1,573,999 worldwide 10 citations · 23 works
All ranked researchers at Okinawa Churashima Foundation

Which keywords describe research at Okinawa Churashima Foundation?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Climate Change, Conservation, Population Dynamics, Marine Ecosystems, Fisheries, Ecology, Phylogeny and Rays.

▲ 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 37 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 37 words, with their numbers
  1. Climate Change9▲ 9.4×15 topics
  2. Conservation9▲ 57×7 topics
  3. Population Dynamics8▲ 90×6 topics
  4. Marine Ecosystems7▲ 376×2 topics
  5. Ecology6▲ 100×3 topics
  6. Fisheries6▲ 398×2 topics
  7. Phylogeny6▲ 101×4 topics
  8. Rays5▲ 744×1 topic
  9. Sharks5▲ 744×1 topic
  10. DNA Barcoding4▲ 62×4 topics
  11. Invasive Species3▲ 20×6 topics
  12. Biodiversity3▲ 11×8 topics
  13. Fisheries Sustainability3▲ 81×2 topics
  14. Habitat Fragmentation3▲ 34×3 topics
  15. Phylogenetic Analysis2▲ 22×7 topics
  16. Ocean Acidification2▲ 79×2 topics
  17. Bleaching2▲ 155×1 topic
  18. Coral Reefs2▲ 155×1 topic
  19. Food Authentication2▲ 45×1 topic
  20. Fraud Detection2▲ 36×1 topic
  21. Conservation Challenges2▲ 98×1 topic
  22. Freshwater Biodiversity2▲ 77×1 topic
  23. Acoustic Communication2▲ 87×2 topics
  24. Predator-Prey Interactions2▲ 53×2 topics
  25. Anthropogenic Noise2▲ 137×1 topic
  26. Marine Mammals2▲ 137×1 topic
  27. Molecular Phylogeny1▲ 24×6 topics
  28. Environmental DNA1▲ 183×1 topic
  29. Metabarcoding1▲ 183×1 topic
  30. Freshwater1▲ 66×2 topics
  31. Sea-Level Rise1▲ 30×2 topics
  32. Biogeography1▲ 12×6 topics
  33. Ecosystem Services1▲ 8.0×3 topics
  34. Global Change1▲ 11×2 topics
  35. Genetic Diversity1▲ 6.2×5 topics
  36. Herbicide Resistance1▲ 209×1 topic
  37. Weed Control1▲ 99×1 topic

Which research topics does Okinawa Churashima Foundation publish most on?

By volume in 2022–2025: Ichthyology and Marine Biology, Coral and Marine Ecosystems Studies, Identification and Quantification in Food and Fish Ecology and Management Studies.

Ichthyology and Marine B…5Ichthyology and Marine Biology: 5 fractional worksCoral and Marine Ecosyst…2Coral and Marine Ecosystems Studies: 2 fractional worksIdentification and Quant…2Identification and Quantification in Food: 2 fractional worksFish Ecology and Management Studies: 2 fractional worksMarine animal studies overview: 2 fractional worksEnvironmental DNA in Bio…1Environmental DNA in Biodiversity Studies: 1 fractional worksWeed Control and Herbicide Applications: 1 fractional worksMarine and fisheries research: 1 fractional worksFish biology, ecology, and behavior: 1 fractional worksIsotope Analysis in Ecology: 1 fractional works
Nature and Landscape ConservationEcologyMolecular BiologyPlant Science1 others

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

  1. 1 Ichthyology and Marine Biology Nature and Landscape Conservation 5 works
  2. 2 Coral and Marine Ecosystems Studies Ecology 2 works
  3. 3 Identification and Quantification in Food Molecular Biology 2 works
  4. 4 Fish Ecology and Management Studies Nature and Landscape Conservation 2 works
  5. 5 Marine animal studies overview Ecology 2 works
  6. 6 Environmental DNA in Biodiversity Studies Ecology 1 works
  7. 7 Weed Control and Herbicide Applications Plant Science 1 works
  8. 8 Marine and fisheries research Global and Planetary Change 1 works
  9. 9 Fish biology, ecology, and behavior Nature and Landscape Conservation 1 works
  10. 10 Isotope Analysis in Ecology Ecology 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 available56.8%not open43.2%

World: 28% of research is openly available.

with international co-authors16.7%domestic only83.3%

World: 19% is written across borders.

How has Okinawa Churashima Foundation's research output changed?

Output in 2018–2022 was 38% higher than in 2013–2017.

200020102020
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 Okinawa

All research institutions in Okinawa

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.