World's Best Scientists 2026 revealed!
Jun Hayashi

Jun Hayashi

D-Index & Metrics

Immunology

D-Index
59
Citations
10471
World Ranking
3451
National Ranking
138

Jun Hayashi publication distribution in Immunology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Immunology in 2026. The highlighted bar marks where Jun Hayashi sits on this spectrum.

62–71 publications: 9 scientists 72–81 publications: 23 scientists 82–91 publications: 40 scientists 92–101 publications: 72 scientists 102–111 publications: 86 scientists 112–121 publications: 108 scientists 122–131 publications: 150 scientists 132–141 publications: 160 scientists 142–151 publications: 159 scientists 152–161 publications: 189 scientists 162–171 publications: 166 scientists 172–181 publications: 181 scientists 182–191 publications: 188 scientists 192–201 publications: 187 scientists 202–211 publications: 178 scientists 212–221 publications: 158 scientists 222–231 publications: 168 scientists 232–241 publications: 159 scientists 242–251 publications: 160 scientists 252–261 publications: 148 scientists 262–271 publications: 116 scientists 272–281 publications: 125 scientists 282–291 publications: 115 scientists 292–301 publications: 111 scientists 302–311 publications: 95 scientists 312–321 publications: 97 scientists 322–331 publications: 97 scientists 332–341 publications: 99 scientists 342–351 publications: 96 scientists 352–361 publications: 68 scientists 362–371 publications: 76 scientists 372–381 publications: 71 scientists 382–391 publications: 71 scientists 392–401 publications: 62 scientists 402–411 publications: 54 scientists 412–421 publications: 41 scientists 422–431 publications: 63 scientists 432–441 publications: 53 scientists 442–451 publications: 31 scientists 452–461 publications: 42 scientists 462–471 publications: 40 scientists 472–481 publications: 29 scientists 482–491 publications: 34 scientists 492–501 publications: 30 scientists 502–511 publications: 23 scientists 512–521 publications: 41 scientists 522–531 publications: 29 scientists 532–541 publications: 28 scientists 542–551 publications: 16 scientists 552–561 publications: 18 scientists 562–571 publications: 18 scientists 572–581 publications: 17 scientists 582–591 publications: 17 scientists 592–601 publications: 17 scientists 602–611 publications: 19 scientists 612–621 publications: 13 scientists 622–631 publications: 12 scientists 632–641 publications: 11 scientists 642–651 publications: 16 scientists 652–661 publications: 9 scientists 662–671 publications: 5 scientists 672–681 publications: 13 scientists 682–691 publications: 12 scientists 692–701 publications: 6 scientists 702–711 publications: 6 scientists 712–721 publications: 9 scientists 722–731 publications: 9 scientists 732–741 publications: 6 scientists 742–751 publications: 11 scientists 752–761 publications: 10 scientists 762–771 publications: 7 scientists 772–781 publications: 12 scientists 782–791 publications: 7 scientists 792–801 publications: 5 scientists 802–806 publications: 1 scientists 807+ publications: 100 scientists
62 publications 807+

This scientist: 426 publications — 84th percentile

84% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 807 publications or more.

Jun Hayashi D-index placement in Immunology in 2026

The chart shows the D-index (discipline H-index) distribution of Immunology scientists ranked by Research.com in 2026. The highlighted bar marks where Jun Hayashi sits on this spectrum.

40–41 D-Index: 28 scientists 42–43 D-Index: 91 scientists 44–45 D-Index: 157 scientists 46–47 D-Index: 192 scientists 48–49 D-Index: 175 scientists 50–51 D-Index: 188 scientists 52–53 D-Index: 177 scientists 54–55 D-Index: 155 scientists 56–57 D-Index: 194 scientists 58–59 D-Index: 201 scientists 60–61 D-Index: 197 scientists 62–63 D-Index: 201 scientists 64–65 D-Index: 173 scientists 66–67 D-Index: 167 scientists 68–69 D-Index: 172 scientists 70–71 D-Index: 199 scientists 72–73 D-Index: 184 scientists 74–75 D-Index: 133 scientists 76–77 D-Index: 162 scientists 78–79 D-Index: 127 scientists 80–81 D-Index: 121 scientists 82–83 D-Index: 125 scientists 84–85 D-Index: 121 scientists 86–87 D-Index: 102 scientists 88–89 D-Index: 96 scientists 90–91 D-Index: 75 scientists 92–93 D-Index: 72 scientists 94–95 D-Index: 74 scientists 96–97 D-Index: 66 scientists 98–99 D-Index: 68 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 60 scientists 104–105 D-Index: 54 scientists 106–107 D-Index: 36 scientists 108–109 D-Index: 23 scientists 110–111 D-Index: 52 scientists 112–113 D-Index: 41 scientists 114–115 D-Index: 34 scientists 116–117 D-Index: 25 scientists 118–119 D-Index: 28 scientists 120–121 D-Index: 11 scientists 122–123 D-Index: 20 scientists 124–125 D-Index: 27 scientists 126–127 D-Index: 19 scientists 128–129 D-Index: 20 scientists 130–131 D-Index: 16 scientists 132–133 D-Index: 17 scientists 134–135 D-Index: 14 scientists 136–137 D-Index: 15 scientists 138–139 D-Index: 9 scientists 140–141 D-Index: 11 scientists 142–143 D-Index: 9 scientists 144–145 D-Index: 9 scientists 146–147 D-Index: 7 scientists 148–149 D-Index: 7 scientists 150–151 D-Index: 7 scientists 152–153 D-Index: 5 scientists 154–155 D-Index: 8 scientists 156 D-Index: 6 scientists 157+ D-Index: 96 scientists
40 D-Index 157+

This scientist: 59 D-Index — 32nd percentile

32% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 157 D-Index or more.

Overview

Jun Hayashi is affiliated with Haradoi Hospital in Japan and has contributed extensively to medical research, particularly within the field of hepatology. Their research portfolio includes 57 publications in the broad field of Medicine with significant focus on hepatology, epidemiology, cardiology and cardiovascular medicine, surgery, and endocrinology, diabetes, and metabolism.

The main topics addressed by their research include hepatitis C virus research, liver disease diagnosis and treatment, hepatitis B virus studies, diabetes and cardiovascular risks related to lipoproteins, liver disease and transplantation, cardiovascular health and disease prevention, and lipoproteins in cardiovascular health.

Jun Hayashi's work has appeared in several key publication venues. These frequent venues include:

  • Journal of Hepatology
  • Cancers
  • Journal of Gastroenterology and Hepatology
  • Atherosclerosis
  • Research Square

Among their recent papers are:

  • "HCC risk post-SVR with DAAs in East Asians: findings from the REAL-C cohort," 2020, Hepatology International
  • "Tenofovir alafenamide after switching from entecavir or nucleos(t)ide combination therapy for patients with chronic hepatitis B," 2020, Liver International
  • "Small Dense Low-Density Lipoprotein Cholesterol and Carotid Intimal Medial Thickness Progression," 2020, Journal of Atherosclerosis and Thrombosis
  • "Characteristics and Survival Outcomes of Hepatocellular Carcinoma Developed after HCV SVR," 2021, Cancers
  • "Incidence of Hepatocellular Carcinoma after Treatment with Sofosbuvir-Based or Sofosbuvir-Free Regimens in Patients with Chronic Hepatitis C," 2020, Cancers

The scientist has collaborated frequently with several coauthors, notably:

  • Norihiro Furusyo (12 coauthored publications)
  • Eiichi Ogawa (11 coauthored publications)
  • Makoto Nakamuta (10 coauthored publications)
  • Hideyuki Nomura (10 coauthored publications)
  • Toshimasa Koyanagi (9 coauthored publications)

Best Publications

  • Prevalence of Fatty Liver in a General Population of Okinawa, Japan

    Hideyuki Nomura;Seizaburo Kashiwagi;Jun Hayashi;Wataru Kajiyama

  • Intrafamilial Transmission of Adult T Cell Leukemia Virus

    Wataru Kajiyama;Seizaburo Kashiwagi;Hideyuki Ikematsu;Jun Hayashi

  • Effects of probucol and pravastatin on common carotid atherosclerosis in patients with asymptomatic hypercholesterolemia. Fukuoka Atherosclerosis Trial (FAST).

    Yasunori Sawayama;Chie Shimizu;Naoyasu Maeda;Masafumi Tatsukawa

  • Short-term interferon-alfa therapy for acute hepatitis C: a randomized controlled trial.

    Hideyuki Nomura;Suketo Sou;Hironori Tanimoto;Takashi Nagahama

  • Utility of glycated albumin for the diagnosis of diabetes mellitus in a Japanese population study: results from the Kyushu and Okinawa Population Study (KOPS)

    N. Furusyo;T. Koga;M. Ai;M. Ai;S. Otokozawa

  • PREVALENCE OF GALLSTONE DISEASE IN A GENERAL POPULATION OF OKINAWA, JAPAN

    Hideyuki Nomura;Seizaburo Kashiwagi;Jun Hayashi;Wataru Kajiyama

  • The longitudinal quantitative assessment by transient elastography of chronic hepatitis C patients treated with pegylated interferon alpha-2b and ribavirin

    Eiichi Ogawa;Norihiro Furusyo;Kazuhiro Toyoda;Hiroaki Takeoka

  • Efficacy of pegylated interferon alpha-2b and ribavirin treatment on the risk of hepatocellular carcinoma in patients with chronic hepatitis C: A prospective, multicenter study

    Eiichi Ogawa;Norihiro Furusyo;Eiji Kajiwara;Kazuhiro Takahashi

  • CD27+ (memory) B cell decrease and apoptosis-resistant CD27− (naive) B cell increase in aged humans: implications for age-related peripheral B cell developmental disturbances

    Yong Chong;Hideyuki Ikematsu;Kouzaburo Yamaji;Mika Nishimura

  • Glycated albumin and diabetes mellitus

    Norihiro Furusyo;Jun Hayashi

  • Age-Related Response to Interferon Alfa Treatment in Women vs Men With Chronic Hepatitis C Virus Infection

    Jun Hayashi;Yasuhiro Kishihara;Kumiko Ueno;Kouzaburo Yamaji

  • Short-term risk of hepatocellular carcinoma after hepatitis C virus eradication following direct-acting anti-viral treatment.

    E. Ogawa;N. Furusyo;H. Nomura;K. Dohmen

  • Transient elastography for patients with chronic hepatitis B and C virus infection: Non‐invasive, quantitative assessment of liver fibrosis

    Eiichi Ogawa;Norihiro Furusyo;Kazuhiro Toyoda;Hiroaki Takeoka

  • Association between chronic Helicobacter pylori infection and acute ischemic stroke: Fukuoka Harasanshin Atherosclerosis Trial (FHAT)

    Yasunori Sawayama;Iwao Ariyama;Maki Hamada;Shigeru Otaguro

  • Hepatitis C viral quasispecies and liver damage in patients with chronic hepatitis C virus infection

    Jun Hayashi;Yasuhiro Kishihara;Kouzaburo Yamaji;Norihiro Furusyo

  • Transmission of hepatitis C virus by health care workers in a rural area of Japan.

    J Hayashi;Y Kishihara;K Yamaji;E Yoshimura

  • Factors contributing to ribavirin‐induced anemia

    Hideyuki Nomura;Hironori Tanimoto;Eiji Kajiwara;Junya Shimono

  • A statistical analysis of predictive factors of response to human lymphoblastoid interferon in patients with chronic hepatitis C

    Hayashi J;Ohmiya M;Kishihara Y;Tani Y

  • A DECREASE IN MOTHER-TO-CHILD TRANSMISSION OF HUMAN T LYMPHOTROPIC VIRUS TYPE I (HTLV-I) IN OKINAWA, JAPAN

    Kenichiro Kashiwagi;Norihiro Furusyo;Hisashi Nakashima;Norihiko Kubo

  • Intrafamilial transmission of hepatitis-C virus among the population of an endemic area of Japan.

    Koya Nakashima;Hideyuki Ikematsu;Jun Hayashi;Yasuhiro Kishihara

Frequent Co-Authors

Masayuki Murata
Masayuki Murata Osaka University
Shinji Shimoda
Shinji Shimoda Kyushu University
Kazuhiro Toyoda
Kazuhiro Toyoda Okayama University
Kazuhiro Takahashi
Kazuhiro Takahashi Tohoku University
Ernst J. Schaefer
Ernst J. Schaefer Tufts University
Masutaka Furue
Masutaka Furue Kyushu University
Hiromi Ishibashi
Hiromi Ishibashi Nagasaki University
Koichi Akashi
Koichi Akashi Kyushu University
Masashi Mizokami
Masashi Mizokami National Center For Global Health and Medicine
Sho Yamasaki
Sho Yamasaki Osaka University

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