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Researcher · Nippon Bunri University · Japan

Yoshio Koya

Yoshio Koya publishes mostly in Gender Studies, History and Reproductive Medicine, on topics such as Demographic Trends and Gender Preferences, Historical Studies on Reproduction, Gender, Health, and Societal Changes and Global Maternal and Child Health.

OpenAlex
World rank
#2,063,753
of 7,710,434 ranked researchers
Rank in Japan
#38,042
of 383,136
Works
25
Citations
69
Citations per work
2.8
h-index
4
i10-index 1Top 84% in Gender Studies
Yoshio Koya

What does Yoshio Koya research?

Yoshio Koya's work is mostly in Medicine (21%), Social Sciences (19%), Arts and Humanities (12%).

Everything else: 10 works · 40.7% of their workSocial Sciences: 8 works · 30.9% of their workSocial Sciences: 5 works · 19.0% of their workGender Studies: 5 works · 19.0% of their workArts and Humanities: 3 works · 11.9% of their workHistory: 3 works · 11.9% of their workHealth Sciences: 7 works · 28.4% of their workMedicine: 5 works · 21.3% of their workPediatrics, Perinatology and Child Health: 2 works · 7.1% of their workPublic Health, Environmental and Occupational Health: 2 works · 7.1% of their workReproductive Medicine: 2 works · 7.1% of their workHealth Professions: 2 works · 7.1% of their workGeneral Health Professions: 2 works · 7.1% of their workTHEIR WORKYoshio Koya25works
Health Sciences28%Social Sciences31%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
  1. Everything else1040.7%
    1. Social Sciences519.0%
    2. Arts and Humanities311.9%
    1. Medicine521.3%
    2. Health Professions27.1%
  1. 1Gender Studies19% of their works
  2. 2History12% of their works
  3. 3Reproductive Medicine7% of their works
  4. 4General Health Professions7% of their works
  5. 5Pediatrics, Perinatology and Child Health7% of their works
  6. 6Public Health, Environmental and Occupational Health7% of their works

Research topics

Which keywords describe Yoshio Koya's research?

The keywords of their largest research topics: Family Planning, Sex Ratios, Son Preference, Psychological Impact, Gender, Reproduction, Child Mortality and Contraception.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 18 words, with their numbers
  1. Family Planning112 topics
  2. Sex Ratios81 topic
  3. Son Preference81 topic
  4. Psychological Impact52 topics
  5. Gender41 topic
  6. Reproduction41 topic
  7. Child Mortality31 topic
  8. Contraception31 topic
  9. Infertility31 topic
  10. Maternal Mortality31 topic
  11. Reproductive Technologies31 topic
  12. Unintended Pregnancy31 topic
  13. Bereavement21 topic
  14. Complicated Grief21 topic
  15. Conditional Cash Transfers21 topic
  16. Political Economy21 topic
  17. School Subsidies21 topic
  18. Welfare State21 topic

Where does Yoshio Koya work?

Yoshio Koya's main affiliation in the publication record is Nippon Bunri University, Japan.

How many publications and citations does Yoshio Koya have?

OpenAlex counts 25 works and 69 citations for Yoshio Koya, an h-index of 4, ranking #2,063,753 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

Discussion

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