World's Best Scientists 2026 revealed!
Katsushi Tokunaga

Katsushi Tokunaga

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Genetics and Molecular Biology
Japan
2024

D-Index & Metrics

Immunology

D-Index
100
Citations
41482
World Ranking
723
National Ranking
24

Genetics

D-Index
97
Citations
38276
World Ranking
835
National Ranking
29

Medicine

D-Index
100
Citations
41599
World Ranking
8217
National Ranking
212

Katsushi Tokunaga 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 Katsushi Tokunaga 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: 859 publications — 98th percentile

98% of scientists in this discipline score the same or lower.

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

Katsushi Tokunaga 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 Katsushi Tokunaga 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: 100 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2024 - Research.com Genetics and Molecular Biology in Japan Leader Award

Overview

Katsushi Tokunaga is affiliated with the University of Tokyo in Japan and is active in the fields of Medicine and Biochemistry, Genetics, and Molecular Biology. Their research extensively covers genetics, immunology, molecular biology, epidemiology, and infectious diseases.

Their work focuses on topics such as immune cell function and interaction, immunotherapy and immune responses, liver disease diagnosis and treatment, T-cell and B-cell immunology, liver diseases and immunity, COVID-19 clinical research studies, and tuberculosis research and epidemiology.

Frequent publication venues for Katsushi Tokunaga include:

  • HLA
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Scientific Reports
  • Human Genome Variation
  • Journal of Human Genetics

Recent papers by Katsushi Tokunaga encompass a variety of topics and journals:

  • An international genome-wide meta-analysis of primary biliary cholangitis: Novel risk loci and candidate drugs, 2021, Journal of Hepatology
  • Genetic architecture of the inflammatory bowel diseases across East Asian and European ancestries, 2023, Nature Genetics
  • Digenic mutations in ALDH2 and ADH5 impair formaldehyde clearance and cause a multisystem disorder, AMeD syndrome, 2020, Science Advances
  • Practical guide for managing large-scale human genome data in research, 2020, Journal of Human Genetics
  • HLA-A*11:01:01:01, HLA-C*12:02:02:01-HLA-B*52:01:02:02, Age and Sex Are Associated With Severity of Japanese COVID-19 With Respiratory Failure, 2021, Frontiers in Immunology

Katsushi Tokunaga frequently collaborates with other researchers, including:

  • Yosuke Kawai
  • Seik-Soon Khor
  • Yosuke Omae
  • Masao Nagasaki
  • Nao Nishida

Best Publications

  • Genome-wide association of IL28B with response to pegylated interferon-alpha and ribavirin therapy for chronic hepatitis C.

    Yasuhito Tanaka;Nao Nishida;Masaya Sugiyama;Masayuki Kurosaki

  • An ancient retrotransposal insertion causes Fukuyama-type congenital muscular dystrophy

    Kazuhiro Kobayashi;Yutaka Nakahori;Masashi Miyake;Kiichiro Matsumura

  • Variants in KCNQ1 are associated with susceptibility to type 2 diabetes mellitus.

    Kazuki Yasuda;Kazuaki Miyake;Yukio Horikawa;Kazuo Hara

  • Mapping human genetic diversity in Asia

    Mahmood Ameen Abdulla;Ikhlak Ahmed;Anunchai Assawamakin;Anunchai Assawamakin;Jong Bhak

  • Transcriptional regulation of endochondral ossification by HIF-2α during skeletal growth and osteoarthritis development

    Taku Saito;Atsushi Fukai;Akihiko Mabuchi;Toshiyuki Ikeda

  • Narcolepsy is strongly associated with the T-cell receptor alpha locus.

    Joachim Hallmayer;Juliette Faraco;Ling Lin;Stephanie Hesselson

  • Hepatic ISG Expression Is Associated With Genetic Variation in Interleukin 28B and the Outcome of IFN Therapy for Chronic Hepatitis C

    Masao Honda;Akito Sakai;Tatsuya Yamashita;Yasunari Nakamoto

  • The GenomeAsia 100K Project enables genetic discoveries across Asia

    Jeffrey D. Wall;Eric W. Stawiski;Aakrosh Ratan;Hie Lim Kim

  • Fc gamma receptor gene polymorphisms in Japanese patients with systemic lupus erythematosus - Contribution of FCGR2B to genetic susceptibility

    Chieko Kyogoku;Hilde M. Dijstelbloem;Naoyuki Tsuchiya;Yoko Hatta

  • Meta-analysis identifies nine new loci associated with rheumatoid arthritis in the Japanese population

    Yukinori Okada;Chikashi Terao;Katsunori Ikari;Yuta Kochi

  • HLA-haplotype banking and iPS cells.

    Norio Nakatsuji;Fumiaki Nakajima;Katsushi Tokunaga

  • A SNP in the ABCC11 gene is the determinant of human earwax type

    Koh Ichiro Yoshiura;Akira Kinoshita;Takafumi Ishida;Aya Ninokata

  • FcγRIIB Ile232Thr transmembrane polymorphism associated with human systemic lupus erythematosus decreases affinity to lipid rafts and attenuates inhibitory effects on B cell receptor signaling

    Hajime Kono;Chieko Kyogoku;Takeshi Suzuki;Naoyuki Tsuchiya

  • Genome-wide association study identifies TNFSF15 and POU2AF1 as susceptibility loci for primary biliary cirrhosis in the Japanese population.

    Minoru Nakamura;Nao Nishida;Minae Kawashima;Yoshihiro Aiba

  • A scan for genetic determinants of human hair morphology: EDAR is associated with Asian hair thickness

    Akihiro Fujimoto;Ryosuke Kimura;Jun Ohashi;Kazuya Omi

  • GA4GH: International policies and standards for data sharing across genomic research and healthcare

    Heidi L. Rehm;Heidi L. Rehm;Angela J.H. Page;Lindsay Smith;Jeremy B. Adams

  • Sequence-based association analysis of HLA class I and II alleles in Japanese supports conservation of common haplotypes

    K. Tokunaga;Yoshihide Ishikawa;Atsuko Ogawa;Huiru Wang

  • Common variants in P2RY11 are associated with narcolepsy

    Birgitte R Kornum;Minae Kawashima;Minae Kawashima;Juliette Faraco;Ling Lin

  • Association of the oxytocin receptor ( OXTR ) gene polymorphisms with autism spectrum disorder (ASD) in the Japanese population

    Xiaoxi Liu;Yoshiya Kawamura;Takafumi Shimada;Takeshi Otowa

  • A Practical Genome Scan for Population-Specific Strong Selective Sweeps That Have Reached Fixation

    Ryosuke Kimura;Ryosuke Kimura;Akihiro Fujimoto;Katsushi Tokunaga;Jun Ohashi

  • Human Leukocyte Antigen Matching Estimations in a Hypothetical Bank of Human Embryonic Stem Cell Lines in the Japanese Population for Use in Cell Transplantation Therapy

    Fumiaki Nakajima;Katsushi Tokunaga;Norio Nakatsuji

Frequent Co-Authors

Takeo Juji
Takeo Juji Texas Medical Center
Jun Ohashi
Jun Ohashi University of Tokyo
Naoyuki Tsuchiya
Naoyuki Tsuchiya University of Tsukuba
Masashi Mizokami
Masashi Mizokami National Center For Global Health and Medicine
Minoru Nakamura
Minoru Nakamura Nagasaki University
Yasuhito Tanaka
Yasuhito Tanaka Kumamoto University
Shigeru Kinoshita
Shigeru Kinoshita Kyoto Prefectural University of Medicine
Masao Honda
Masao Honda Kanazawa University
Sornchai Looareesuwan
Sornchai Looareesuwan Mahidol University
Namiki Izumi
Namiki Izumi Musashino Red Cross Hospital

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Related Online Degrees & Career Pathways

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