World's Best Scientists 2026 revealed!
Kiyoto Kasai

Kiyoto Kasai

D-Index & Metrics

Medicine

D-Index
89
Citations
29757
World Ranking
12675
National Ranking
370

Kiyoto Kasai publication distribution in Medicine in 2026

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

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 583 publications — 70th percentile

70% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Kiyoto Kasai D-index placement in Medicine in 2026

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

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 89 D-Index — 38th percentile

38% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Kiyoto Kasai is affiliated with the University of Tokyo in Japan. Their research spans multiple fields, primarily Medicine, Psychology, and Neuroscience, with publication counts of 169, 163, and 154 respectively. Within these areas, their work often focuses on several subfields including Cognitive Neuroscience, Clinical Psychology, Psychiatry and Mental Health, Radiology, Nuclear Medicine and Imaging, and Experimental and Cognitive Psychology.

The research topics Kiyoto Kasai has explored extensively include:

  • Functional Brain Connectivity Studies
  • Child and Adolescent Psychosocial and Emotional Development
  • Schizophrenia Research and Treatment
  • Advanced Neuroimaging Techniques and Applications
  • Neural Dynamics and Brain Function
  • Mental Health Research Topics
  • Advanced MRI Techniques and Applications

The individual has contributed to several recent papers in notable scientific journals:

  • "A multi-site, multi-disorder resting-state magnetic resonance image database," 2021, Scientific Data
  • "Machine-learning classification using neuroimaging data in schizophrenia, autism, ultra-high risk and first-episode psychosis," 2020, Translational Psychiatry
  • "Association of Structural Magnetic Resonance Imaging Measures With Psychosis Onset in Individuals at Clinical High Risk for Developing Psychosis," 2021, JAMA Psychiatry
  • "Generalizable brain network markers of major depressive disorder across multiple imaging sites," 2020, PLoS Biology
  • "Primary functional brain connections associated with melancholic major depressive disorder and modulation by antidepressants," 2020, Scientific Reports

Their research frequently appears in renowned publication venues, with repeated contributions to:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Frontiers in Psychiatry
  • Psychiatry and Clinical Neurosciences
  • Molecular Psychiatry
  • Research Square (Research Square)

Kiyoto Kasai collaborates often with several co-authors, including:

  • Shuntaro Ando
  • Atsushi Nishida
  • Shinsuke Koike
  • Syudo Yamasaki
  • Naohiro Okada

Best Publications

  • Smaller hippocampal volume predicts pathologic vulnerability to psychological trauma

    Mark Gilbertson;Martha Elizabeth Shenton;Martha Elizabeth Shenton;Martha Elizabeth Shenton;Aleksandra Ciszewski;Kiyoto Kasai

  • Executive and prefrontal dysfunction in unipolar depression: a review of neuropsychological and imaging evidence

    Mark Andrew Rogers;Kyoto Kasai;Matsuo Koji;Rinmei Fukuda

  • Estimation of premorbid IQ in individuals with Alzheimer's disease using Japanese ideographic script (Kanji) compound words: Japanese version of National Adult Reading Test.

    Keiko Matsuoka;Masatake Uno;Kiyoto Kasai;Keiko Koyama

  • Middle and Inferior Temporal Gyrus Gray Matter Volume Abnormalities in First-Episode Schizophrenia: An MRI Study

    Toshiaki Onitsuka;Martha Elizabeth Shenton;Dean F. Salisbury;Chandlee C. Dickey

  • Voxel-based analysis of MRI reveals anterior cingulate gray-matter volume reduction in posttraumatic stress disorder due to terrorism.

    H. Yamasue;K. Kasai;A. Iwanami;T. Ohtani

  • Progressive Decrease of Left Superior Temporal Gyrus Gray Matter Volume in Patients With First-Episode Schizophrenia

    Kiyoto Kasai;Martha Elizabeth Shenton;Dean F. Salisbury;Yoshio Hirayasu

  • Progressive and Interrelated Functional and Structural Evidence of Post-Onset Brain Reduction in Schizophrenia

    Dean F. Salisbury;Noriomi Kuroki;Kiyoto Kasai;Martha Elizabeth Shenton

  • Progressive decrease of left Heschl gyrus and planum temporale gray matter volume in first-episode schizophrenia: a longitudinal magnetic resonance imaging study.

    Kiyoto Kasai;Martha Elizabeth Shenton;Dean F. Salisbury;Yoshio Hirayasu

  • Evidence for Acquired Pregenual Anterior Cingulate Gray Matter Loss from a Twin Study of Combat-Related Posttraumatic Stress Disorder

    Kiyoto Kasai;Hidenori Yamasue;Mark Wayne Gilbertson;Mark Wayne Gilbertson;Martha Elizabeth Shenton;Martha Elizabeth Shenton

  • Voxel-based morphometric analysis of gray matter in first episode schizophrenia.

    Marek Kubicki;Martha Elizabeth Shenton;Dean F. Salisbury;Dean F. Salisbury;Yoshio Hirayasu

  • Abnormal asymmetries in subcortical brain volume in schizophrenia.

    N Okada;M Fukunaga;F Yamashita;D Koshiyama

  • Increased L1 Retrotransposition in the Neuronal Genome in Schizophrenia

    Miki Bundo;Manabu Toyoshima;Yohei Okada;Wado Akamatsu

  • A NIRS–fMRI investigation of prefrontal cortex activity during a working memory task

    Hiroki Sato;Noriaki Yahata;Tsukasa Funane;Ryu Takizawa;Ryu Takizawa

  • A small number of abnormal brain connections predicts adult autism spectrum disorder

    Noriaki Yahata;Jun Morimoto;Ryuichiro Hashimoto;Giuseppe Lisi

  • Neuroimaging-aided differential diagnosis of the depressive state

    Ryu Takizawa;Masato Fukuda;Shingo Kawasaki;Kiyoto Kasai

  • Reduced frontopolar activation during verbal fluency task in schizophrenia: a multi-channel near-infrared spectroscopy study.

    Ryu Takizawa;Kiyoto Kasai;Yuki Kawakubo;Kohei Marumo

  • Aging in the CNS: comparison of gray/white matter volume and diffusion tensor data.

    Osamu Abe;Hidenori Yamasue;Shigeki Aoki;Motomu Suga

  • White matter microstructural alterations across four major psychiatric disorders: mega-analysis study in 2937 individuals

    Daisuke Koshiyama;Masaki Fukunaga;Naohiro Okada;Kentaro Morita

  • Clinical and neural effects of six-week administration of oxytocin on core symptoms of autism

    Takamitsu Watanabe;Miho Kuroda;Hitoshi Kuwabara;Yuta Aoki

  • Voxel-based analyses of gray/white matter volume and diffusion tensor data in major depression.

    Osamu Abe;Hidenori Yamasue;Kiyoto Kasai;Haruyasu Yamada

Frequent Co-Authors

Nobumasa Kato
Nobumasa Kato Showa University
Noriaki Yahata
Noriaki Yahata National Institutes for Quantum and Radiological Science and Technology
Kazuya Iwamoto
Kazuya Iwamoto Kumamoto University
Tadafumi Kato
Tadafumi Kato Juntendo University
Ryota Hashimoto
Ryota Hashimoto National Center of Neurology and Psychiatry
Toshiaki Onitsuka
Toshiaki Onitsuka Kyushu University
Martha E. Shenton
Martha E. Shenton Harvard University
Mitsuo Kawato
Mitsuo Kawato Advanced Telecommunications Research Institute International
Yasumasa Okamoto
Yasumasa Okamoto Hiroshima University
Masaki Fukunaga
Masaki Fukunaga National Institutes of Natural Sciences

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