World's Best Scientists 2026 revealed!
Hitoshi Okamoto

Hitoshi Okamoto

D-Index & Metrics

Biology and Biochemistry

D-Index
64
Citations
12544
World Ranking
9818
National Ranking
659

Neuroscience

D-Index
64
Citations
12434
World Ranking
3314
National Ranking
90

Hitoshi Okamoto publication distribution in Neuroscience in 2026

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

38–47 publications: 18 scientists 48–57 publications: 79 scientists 58–67 publications: 193 scientists 68–77 publications: 323 scientists 78–87 publications: 406 scientists 88–97 publications: 452 scientists 98–107 publications: 539 scientists 108–117 publications: 505 scientists 118–127 publications: 522 scientists 128–137 publications: 469 scientists 138–147 publications: 456 scientists 148–157 publications: 459 scientists 158–167 publications: 397 scientists 168–177 publications: 383 scientists 178–187 publications: 350 scientists 188–197 publications: 302 scientists 198–207 publications: 306 scientists 208–217 publications: 262 scientists 218–227 publications: 242 scientists 228–237 publications: 220 scientists 238–247 publications: 203 scientists 248–257 publications: 174 scientists 258–267 publications: 176 scientists 268–277 publications: 175 scientists 278–287 publications: 125 scientists 288–297 publications: 116 scientists 298–307 publications: 127 scientists 308–317 publications: 128 scientists 318–327 publications: 99 scientists 328–337 publications: 89 scientists 338–347 publications: 78 scientists 348–357 publications: 96 scientists 358–367 publications: 66 scientists 368–377 publications: 59 scientists 378–387 publications: 65 scientists 388–397 publications: 54 scientists 398–407 publications: 48 scientists 408–417 publications: 49 scientists 418–427 publications: 34 scientists 428–437 publications: 31 scientists 438–447 publications: 30 scientists 448–457 publications: 31 scientists 458–467 publications: 36 scientists 468–477 publications: 40 scientists 478–487 publications: 35 scientists 488–497 publications: 30 scientists 498–507 publications: 23 scientists 508–517 publications: 26 scientists 518–527 publications: 20 scientists 528–537 publications: 23 scientists 538–547 publications: 20 scientists 548–557 publications: 20 scientists 558–567 publications: 17 scientists 568–577 publications: 14 scientists 578–587 publications: 20 scientists 588–597 publications: 20 scientists 598–607 publications: 19 scientists 608–617 publications: 18 scientists 618–627 publications: 17 scientists 628–637 publications: 11 scientists 638–647 publications: 11 scientists 648–657 publications: 11 scientists 658–667 publications: 8 scientists 668–677 publications: 7 scientists 678–687 publications: 11 scientists 688–697 publications: 10 scientists 698–707 publications: 4 scientists 708–717 publications: 6 scientists 718–727 publications: 5 scientists 728–737 publications: 5 scientists 738–747 publications: 9 scientists 748–757 publications: 9 scientists 758–767 publications: 3 scientists 768–777 publications: 7 scientists 778–787 publications: 7 scientists 788–797 publications: 6 scientists 798–807 publications: 2 scientists 808–817 publications: 2 scientists 818–827 publications: 7 scientists 828–837 publications: 0 scientists 838–847 publications: 9 scientists 848–857 publications: 3 scientists 858–867 publications: 1 scientists 868–877 publications: 3 scientists 878–886 publications: 6 scientists 887+ publications: 100 scientists
38 publications 887+

This scientist: 167 publications — 50th percentile

50% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 887 publications or more.

Hitoshi Okamoto D-index placement in Neuroscience in 2026

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

30–31 D-Index: 42 scientists 32–33 D-Index: 172 scientists 34–35 D-Index: 296 scientists 36–37 D-Index: 435 scientists 38–39 D-Index: 459 scientists 40–41 D-Index: 456 scientists 42–43 D-Index: 467 scientists 44–45 D-Index: 478 scientists 46–47 D-Index: 512 scientists 48–49 D-Index: 435 scientists 50–51 D-Index: 425 scientists 52–53 D-Index: 418 scientists 54–55 D-Index: 392 scientists 56–57 D-Index: 357 scientists 58–59 D-Index: 334 scientists 60–61 D-Index: 328 scientists 62–63 D-Index: 260 scientists 64–65 D-Index: 278 scientists 66–67 D-Index: 239 scientists 68–69 D-Index: 250 scientists 70–71 D-Index: 210 scientists 72–73 D-Index: 200 scientists 74–75 D-Index: 189 scientists 76–77 D-Index: 170 scientists 78–79 D-Index: 146 scientists 80–81 D-Index: 113 scientists 82–83 D-Index: 126 scientists 84–85 D-Index: 100 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 99 scientists 90–91 D-Index: 84 scientists 92–93 D-Index: 85 scientists 94–95 D-Index: 72 scientists 96–97 D-Index: 76 scientists 98–99 D-Index: 45 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 43 scientists 104–105 D-Index: 32 scientists 106–107 D-Index: 45 scientists 108–109 D-Index: 50 scientists 110–111 D-Index: 32 scientists 112–113 D-Index: 39 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 27 scientists 120–121 D-Index: 19 scientists 122–123 D-Index: 23 scientists 124–125 D-Index: 27 scientists 126–127 D-Index: 16 scientists 128–129 D-Index: 24 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 14 scientists 138–139 D-Index: 15 scientists 140–141 D-Index: 10 scientists 142–143 D-Index: 10 scientists 144–145 D-Index: 13 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 8 scientists 150–151 D-Index: 6 scientists 152–153 D-Index: 6 scientists 154–155 D-Index: 7 scientists 156–157 D-Index: 7 scientists 158–159 D-Index: 10 scientists 160–161 D-Index: 4 scientists 162 D-Index: 8 scientists 163+ D-Index: 100 scientists
30 D-Index 163+

This scientist: 64 D-Index — 67th percentile

67% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 163 D-Index or more.

Overview

Hitoshi Okamoto is affiliated with RIKEN in Japan and has produced extensive research primarily within the fields of Biochemistry, Genetics and Molecular Biology, as well as Neuroscience.

Their research focuses broadly on several key areas including Zebrafish Biomedical Research Applications, Neural dynamics and brain function, Congenital heart defects research, Sleep and Wakefulness Research, Memory and Neural Mechanisms, Regulation of Appetite and Obesity, and Turtle Biology and Conservation.

They have contributed to numerous scientific publications with frequent appearances in these venues:

  • Cell Reports
  • Current Biology
  • Archives of Toxicology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Zenodo (CERN European Organization for Nuclear Research)

Their published research includes work in molecular and cellular biology, as evidenced by their involvement in subfields such as Molecular Biology, Cell Biology, Cognitive Neuroscience, Cellular and Molecular Neuroscience, and Endocrine and Autonomic Systems.

Notable recent papers authored or co-authored by Okamoto include:

  • "Zebrafish capable of generating future state prediction error show improved active avoidance behavior in virtual reality," 2021, Nature Communications
  • "Habenula as the experience-dependent controlling switchboard of behavior and attention in social conflict and learning," 2021, Current Opinion in Neurobiology
  • "The Dorsal Lateral Habenula-Interpeduncular Nucleus Pathway Is Essential for Left-Right-Dependent Decision Making in Zebrafish," 2020, Cell Reports
  • "Hunger Potentiates the Habenular Winner Pathway for Social Conflict by Orexin-Promoted Biased Alternative Splicing of the AMPA Receptor Gene," 2020, Cell Reports
  • "Dynamic Thermal Corridor May Connect Endangered Loggerhead Sea Turtles Across the Pacific Ocean," 2021, Frontiers in Marine Science

Okamoto has collaborated frequently with a group of co-authors, including Makio Torigoe, Hisaya Kakinuma, Yuki Tanimoto, Toshiyuki Shiraki, and Hideaki Shimazaki. Their joint efforts demonstrate a consistent focus on neurobiological mechanisms and behavioral studies.

Best Publications

  • Visualization of Cranial Motor Neurons in Live Transgenic Zebrafish Expressing Green Fluorescent Protein Under the Control of the Islet-1 Promoter/Enhancer

    Shin-ichi Higashijima;Yoshiki Hotta;Hitoshi Okamoto

  • High-frequency generation of transgenic zebrafish which reliably express GFP in whole muscles or the whole body by using promoters of zebrafish origin

    Shin-ichi Higashijima;Hitoshi Okamoto;Naoto Ueno;Yoshiki Hotta

  • Photo-mediated gene activation using caged RNA/DNA in zebrafish embryos

    Hideki Ando;Toshiaki Furuta;Roger Y. Tsien;Hitoshi Okamoto

  • The habenula is crucial for experience-dependent modification of fear responses in zebrafish

    Masakazu Agetsuma;Hidenori Aizawa;Tazu Aoki;Ryoko Nakayama

  • Molecular characterization of the subnuclei in rat habenula

    Hidenori Aizawa;Megumi Kobayashi;Sayaka Tanaka;Tomoki Fukai

  • N-cadherin mediates retinal lamination, maintenance of forebrain compartments and patterning of retinal neurites.

    Ichiro Masai;Zsolt Lele;Masahiro Yamaguchi;Atsuko Komori

  • From the olfactory bulb to higher brain centers: Genetic visualization of secondary olfactory pathways in zebrafish

    Nobuhiko Miyasaka;Kozo Morimoto;Tatsuya Tsubokawa;Shin-ichi Higashijima

  • Developmental regulation of islet-1 mRNA expression during neuronal differentiation in embryonic zebrafish.

    Akihiro Inoue;Mika Takahashi;Kohei Hatta;Yoshiki Hotta;Yoshiki Hotta

  • Identification of the Zebrafish Ventral Habenula As a Homolog of the Mammalian Lateral Habenula

    Ryunosuke Amo;Hidenori Aizawa;Mikako Takahoko;Megumi Kobayashi

  • Cellular clocks in AVP neurons of the SCN are critical for interneuronal coupling regulating circadian behavior rhythm.

    Michihiro Mieda;Daisuke Ono;Emi Hasegawa;Hitoshi Okamoto

  • Precise in-frame integration of exogenous DNA mediated by CRISPR/Cas9 system in zebrafish

    Yu Hisano;Tetsushi Sakuma;Shota Nakade;Rie Ohga

  • Histone deacetylase 1 regulates retinal neurogenesis in zebrafish by suppressing Wnt and Notch signaling pathways

    Masahiro Yamaguchi;Noriko Tonou-Fujimori;Atsuko Komori;Ryu Maeda

  • The Habenulo-Raphe Serotonergic Circuit Encodes an Aversive Expectation Value Essential for Adaptive Active Avoidance of Danger

    Ryunosuke Amo;Ryunosuke Amo;Felipe Fredes;Masae Kinoshita;Ryo Aoki;Ryo Aoki

  • Illuminating cell-cycle progression in the developing zebrafish embryo

    Mayu Sugiyama;Asako Sakaue-Sawano;Tadahiro Iimura;Kiyoko Fukami

  • Laterotopic Representation of Left-Right Information onto the Dorso-Ventral Axis of a Zebrafish Midbrain Target Nucleus

    Hidenori Aizawa;Isaac H. Bianco;Takanori Hamaoka;Toshio Miyashita

  • Midline Signals Regulate Retinal Neurogenesis in Zebrafish

    Ichiro Masai;Derek L Stemple;Hitoshi Okamoto;Stephen W Wilson

  • Social conflict resolution regulated by two dorsal habenular subregions in zebrafish

    Ming-Yi Chou;Ryunosuke Amo;Masae Kinoshita;Bor-Wei Cherng

  • The Angiocrine Factor Rspondin3 Is a Key Determinant of Liver Zonation

    Ana Sofia Rocha;Ana Sofia Rocha;Ana Sofia Rocha;Valerie P I Vidal;Valerie P I Vidal;Valerie P I Vidal;Marjolijn Mertz;Marjolijn Mertz;Timothy Kendall

  • R-spondin3 is required for mouse placental development.

    Motoko Aoki;Michihiro Mieda;Toshio Ikeda;Yoshio Hamada

  • Comparative functional genomics revealed conservation and diversification of three enhancers of the isl1 gene for motor and sensory neuron-specific expression.

    Osamu Uemura;Yohei Okada;Yohei Okada;Hideki Ando;Mickael Guedj

Frequent Co-Authors

Yoshiki Hotta
Yoshiki Hotta University of Tokyo
Shin-ichi Higashijima
Shin-ichi Higashijima National Institutes of Natural Sciences
Tomoki Fukai
Tomoki Fukai Okinawa Institute of Science and Technology
Michihiro Mieda
Michihiro Mieda Kanazawa University
Koichi Kawakami
Koichi Kawakami National Institute of Genetics
Stephen W. Wilson
Stephen W. Wilson University College London
Yoshikazu Isomura
Yoshikazu Isomura Tamagawa University
Toshio Ohshima
Toshio Ohshima Waseda University
Kuniyoshi L. Sakai
Kuniyoshi L. Sakai University of Tokyo

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