World's Best Scientists 2026 revealed!
Hisashi Inokuma

Hisashi Inokuma

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Animal Science and Veterinary
Japan
2026

D-Index & Metrics

Animal Science and Veterinary

D-Index
47
Citations
7322
World Ranking
740
National Ranking
8

Hisashi Inokuma publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Hisashi Inokuma sits on this spectrum.

29–33 publications: 1 scientists 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29 publications 442+

This scientist: 269 publications — 87th percentile

87% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

Hisashi Inokuma D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Hisashi Inokuma sits on this spectrum.

20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 47 D-Index — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Animal Science and Veterinary in Japan Leader Award
  • 2025 - Research.com Animal Science and Veterinary in Japan Leader Award

Overview

Hisashi Inokuma is affiliated with Obihiro University of Agriculture and Veterinary Medicine in Japan. Their research spans multiple fields, predominantly focusing on immunology, microbiology, and medicine, as well as agricultural and biological sciences.

The scientist has published extensively in areas related to veterinary and biomedical sciences, with main fields of study including:

  • Immunology and Microbiology
  • Medicine
  • Agricultural and Biological Sciences

Subfields of study in which Hisashi Inokuma has contributed include:

  • Immunology
  • Agronomy and Crop Science
  • Ecology, Evolution, Behavior and Systematics
  • Molecular Biology
  • Neurology

Their main research topics are diverse and focused on animal and molecular health sciences, including:

  • T-cell and Retrovirus Studies
  • Animal Disease Management and Epidemiology
  • Vector-Borne Animal Diseases
  • Neurological Diseases and Metabolism
  • Cancer Genomics and Diagnostics
  • Veterinary Oncology Research
  • T-cell and B-cell Immunology

Hisashi Inokuma has appeared frequently as a co-author with researchers such as Masaki Maezawa, Kenichi Watanabe, Yoshiyasu Kobayashi, James Chambers, and Kazuyuki Uchida. These collaborations have resulted in multiple publications, advancing studies in veterinary science and related fields.

The scientist's work has been published in several journals, notable venues being:

  • Journal of Veterinary Medical Science
  • Japanese Journal of Large Animal Clinics
  • PLoS ONE
  • Comparative Clinical Pathology
  • Parasitology International

Selected recent papers authored or co-authored by Hisashi Inokuma include:

  • Quantitative analysis of the BRAF V595E mutation in plasma cell-free DNA from dogs with urothelial carcinoma, 2020, PLoS ONE
  • Phylogenetic analysis based on whole genome sequence of bovine leukemia virus in cattle under 3 years old with enzootic bovine leukosis, 2023, PLoS ONE
  • Enzootic bovine leukosis in a 21-month-old Japanese Black cow with high susceptibility, 2022, Journal of Veterinary Diagnostic Investigation
  • BoLA-DRB3*15:01 allele is associated with susceptibility to early enzootic bovine leukosis onset in Holstein-Friesian and Japanese Black cattle, 2023, Veterinary Microbiology
  • Detection of monoclonal or oligoclonal integration of bovine leukemia virus proviral DNA by inverse polymerase chain reaction for diagnosis of enzootic bovine leucosis, 2021, Comparative Clinical Pathology

Best Publications

  • Analysis of the 18S rRNA gene sequence of a Hepatozoon detected in two Japanese dogs

    Hisashi Inokuma;Masaru Okuda;Koichi Ohno;Kazunobu Shimoda

  • Detection of Ehrlichia platys DNA in Brown Dog Ticks (Rhipicephalus sanguineus) in Okinawa Island, Japan

    Hisashi Inokuma;Didier Raoult;Philippe Brouqui

  • Detection and identification of spotted fever group Rickettsiae and Ehrlichiae in African ticks.

    Parola P;Inokuma H;Camicas Jl;Brouqui P

  • Epidemiological survey of Theileria orientalis infection in grazing cattle in the eastern part of Hokkaido, Japan.

    Naomi Ota;Daisuke Mizuno;Noritaka Kuboki;Ikuo Igarashi

  • Citrate synthase gene sequence: a new tool for phylogenetic analysis and identification of Ehrlichia.

    Hisashi Inokuma;Philippe Brouqui;Michel Drancourt;Didier Raoult

  • Molecular survey of Babesia infection in dogs in Okinawa, Japan.

    Hisashi Inokuma;Yukako Yoshizaki;Koutaro Matsumoto;Masaru Okuda

  • Detection of Babesia canis rossi, B. canis vogeli, and Hepatozoon canis in dogs in a village of eastern Sudan by using a screening PCR and sequencing methodologies.

    Maremichi Oyamada;Bernard Davoust;Mickaël Boni;Jacques Dereure

  • Epidemiological Survey of Babesia Species in Japan Performed with Specimens from Ticks Collected from Dogs and Detection of New Babesia DNA Closely Related to Babesia odocoilei and Babesia divergens DNA

    Hisashi Inokuma;Yukako Yoshizaki;Yojiro Shimada;Yoshimi Sakata

  • Ixodid tick species recovered from domestic dogs in Japan

    Y. Shimada;T. Beppu;H. Inokuma;M. Okuda

  • Evaluation of feline serum amyloid A (SAA) as an inflammatory marker.

    Kimikazu Sasaki;Zhiyong Ma;Tanvir. S. Khatlani;Masaru Okuda

  • Molecular detection of Mycoplasma wenyonii and 'Candidatus Mycoplasma haemobos' in cattle in Hokkaido, Japan.

    Michihito Tagawa;Kotaro Matsumoto;Hisashi Inokuma

  • First evidence of Anaplasma platys in Rhipicephalus sanguineus (Acari: Ixodida) collected from dogs in Africa

    Sanogo Yo;Davoust B;Inokuma H;Camicas Jl

  • Detection of Ehrlichial Infection by PCR in Dogs from Yamaguchi and Okinawa Prefectures, Japan

    Hisashi Inokuma;Koichi Ohno;Takafumi Onishi;Didier Raoult

  • Molecular Epidemiological Survey of Theileria orientalis in Thua Thien Hue Province, Vietnam

    Altangerel Khukhuu;Dinh Thi Bich Lan;Phung Thang Long;Akio Ueno

  • Molecular detection and characterization of Babesia bovis, Babesia bigemina, Theileria species and Anaplasma marginale isolated from cattle in Kenya

    Paul Franck Adjou Moumouni;Paul Franck Adjou Moumouni;Gabriel Oluga Aboge;Gabriel Oluga Aboge;Mohamad Alaa Terkawi;Tatsunori Masatani

  • Analysis of the 16S rRNA Gene Sequence of Anaplasma centrale and Its Phylogenetic Relatedness to Other Ehrlichiae

    Hisashi Inokuma;Yutaka Terada;Tugihiko Kamio;Didier Raoult

  • Detection of Anaplasma bovis and Anaplasma phagocytophilum from cattle on Yonaguni Island, Okinawa, Japan.

    Mamoru Ooshiro;Satoshi Zakimi;Yoshimasa Matsukawa;Yoshito Katagiri

  • Detection of Anaplasma bovis and Anaplasma phagocytophilum DNA from Haemaphysalis megaspinosa in Hokkaido, Japan.

    Kaoru Yoshimoto;Yuuki Matsuyama;Hironori Matsuda;Leo Sakamoto

  • Molecular survey for Anaplasma bovis and Anaplasma phagocytophilum infection in cattle in a pastureland where sika deer appear in Hokkaido, Japan.

    Jilintai;Nobutaka Seino;Daisuke Hayakawa;Masatsugu Suzuki

  • Molecular Detection of a New Anaplasma Species Closely Related to Anaplasma phagocytophilum in Canine Blood from South Africa

    Hisashi Inokuma;Maremichi Oyamada;Patrick J. Kelly;Linda A. Jacobson

Frequent Co-Authors

Naoaki Yokoyama
Naoaki Yokoyama Obihiro University of Agriculture and Veterinary Medicine
Ikuo Igarashi
Ikuo Igarashi Obihiro University of Agriculture and Veterinary Medicine
Xuenan Xuan
Xuenan Xuan Obihiro University of Agriculture and Veterinary Medicine
Philippe Brouqui
Philippe Brouqui Aix-Marseille University
Didier Raoult
Didier Raoult Aix-Marseille University
Soichi Maruyama
Soichi Maruyama Nihon University
Koichi Ohno
Koichi Ohno University of Tokyo
Philippe Parola
Philippe Parola Aix-Marseille University
Pierre-Edouard Fournier
Pierre-Edouard Fournier Aix-Marseille University
Bernard Davoust
Bernard Davoust Aix-Marseille University

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Related Online Degrees & Career Pathways

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For those focused on research or higher leadership roles, pursuing an online phd in counseling can deepen expertise, making significant contributions to both animal science and human wellness fields.

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