World's Best Scientists 2026 revealed!
Jun-ichi Kira

Jun-ichi Kira

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Neuroscience 83 1447 1315 28 26 845 24616

Jun-ichi Kira publications per year

The chart shows the history of publications by Jun-ichi Kira between 1981 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Jun-ichi Kira published across 45 years, from 1981 to 2025, averaging 19.7 papers a year. Output peaked at 60 publications in 2017. 22 of the 887 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 1981 to 2025. Vertical axis: number of publications, 0 to 60. Peak 60 publications in 2017. 1981: 2 publications 1982: 2 publications 1983: 0 publications 1984: 0 publications 1985: 2 publications 1986: 2 publications 1987: 2 publications 1988: 4 publications 1989: 6 publications 1990: 1 publication 1991: 8 publications 1992: 7 publications 1993: 4 publications 1994: 8 publications 1995: 5 publications 1996: 6 publications 1997: 14 publications 1998: 20 publications 1999: 36 publications 2000: 25 publications 2001: 29 publications 2002: 17 publications 2003: 17 publications 2004: 22 publications 2005: 27 publications 2006: 31 publications 2007: 24 publications 2008: 31 publications 2009: 43 publications 2010: 34 publications 2011: 37 publications 2012: 24 publications 2013: 45 publications 2014: 40 publications 2015: 43 publications 2016: 40 publications 2017: 60 publications 2018: 26 publications 2019: 33 publications 2020: 41 publications 2021: 26 publications 2022: 9 publications 2023: 12 publications 2024: 11 publications 2025: 11 publications
1981 2025

887 publications in total across all disciplines

View publications per year as a table
Jun-ichi Kira: publications per year, 1981 to 2025
Year Publications
1981 2
1982 2
1983 0
1984 0
1985 2
1986 2
1987 2
1988 4
1989 6
1990 1
1991 8
1992 7
1993 4
1994 8
1995 5
1996 6
1997 14
1998 20
1999 36
2000 25
2001 29
2002 17
2003 17
2004 22
2005 27
2006 31
2007 24
2008 31
2009 43
2010 34
2011 37
2012 24
2013 45
2014 40
2015 43
2016 40
2017 60
2018 26
2019 33
2020 41
2021 26
2022 9
2023 12
2024 11
2025 11
Total 887
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Jun-ichi Kira 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 Jun-ichi Kira sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 86 bars. Horizontal axis: publications, 38–47 to 887+. Vertical axis: number of scientists, 0 to 539. Most scientists, 539, have 98–107 publications. The last bar groups every scientist with 887 publications or more. The highlighted bar, 838–847 publications, is where this scientist sits. 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 scientist 868–877 publications: 3 scientists 878–886 publications: 6 scientists 887+ publications: 100 scientists
38–47 publications 887+

This scientist: 845 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Neuroscience scientists by publication count, Research.com 2026 ranking edition. Based on 9,597 ranked scientists.
Publications Scientists This scientist
38–47 18
48–57 79
58–67 193
68–77 323
78–87 406
88–97 452
98–107 539
108–117 505
118–127 522
128–137 469
138–147 456
148–157 459
158–167 397
168–177 383
178–187 350
188–197 302
198–207 306
208–217 262
218–227 242
228–237 220
238–247 203
248–257 174
258–267 176
268–277 175
278–287 125
288–297 116
298–307 127
308–317 128
318–327 99
328–337 89
338–347 78
348–357 96
358–367 66
368–377 59
378–387 65
388–397 54
398–407 48
408–417 49
418–427 34
428–437 31
438–447 30
448–457 31
458–467 36
468–477 40
478–487 35
488–497 30
498–507 23
508–517 26
518–527 20
528–537 23
538–547 20
548–557 20
558–567 17
568–577 14
578–587 20
588–597 20
598–607 19
608–617 18
618–627 17
628–637 11
638–647 11
648–657 11
658–667 8
668–677 7
678–687 11
688–697 10
698–707 4
708–717 6
718–727 5
728–737 5
738–747 9
748–757 9
758–767 3
768–777 7
778–787 7
788–797 6
798–807 2
808–817 2
818–827 7
828–837 0
838–847 9 845
848–857 3
858–867 1
868–877 3
878–886 6
887+ 100
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Jun-ichi Kira 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 Jun-ichi Kira sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 68 bars. Horizontal axis: D-Index, 30–31 to 163+. Vertical axis: number of scientists, 0 to 512. Most scientists, 512, have 46–47 D-Index. The last bar groups every scientist with 163 D-Index or more. The highlighted bar, 82–83 D-Index, is where this scientist sits. 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
30–31 D-Index 163+

This scientist: 83 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Neuroscience scientists by D-index, Research.com 2026 ranking edition. Based on 9,597 ranked scientists.
D-Index Scientists This scientist
30–31 42
32–33 172
34–35 296
36–37 435
38–39 459
40–41 456
42–43 467
44–45 478
46–47 512
48–49 435
50–51 425
52–53 418
54–55 392
56–57 357
58–59 334
60–61 328
62–63 260
64–65 278
66–67 239
68–69 250
70–71 210
72–73 200
74–75 189
76–77 170
78–79 146
80–81 113
82–83 126 83
84–85 100
86–87 84
88–89 99
90–91 84
92–93 85
94–95 72
96–97 76
98–99 45
100–101 49
102–103 43
104–105 32
106–107 45
108–109 50
110–111 32
112–113 39
114–115 32
116–117 29
118–119 27
120–121 19
122–123 23
124–125 27
126–127 16
128–129 24
130–131 13
132–133 21
134–135 17
136–137 14
138–139 15
140–141 10
142–143 10
144–145 13
146–147 9
148–149 8
150–151 6
152–153 6
154–155 7
156–157 7
158–159 10
160–161 4
162 8
163+ 100
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Overview

Jun-ichi Kira is affiliated with Kyushu University in Japan, specializing in medical and neuroscience research with a particular emphasis on neurological disorders.

Their research spans several main fields of study, including:

  • Medicine
  • Neuroscience

Kira's work also involves multiple subfields, notably:

  • Neurology
  • Pathology and Forensic Medicine
  • Cellular and Molecular Neuroscience
  • Molecular Biology
  • Immunology

They focus on key topics in neurological research, such as:

  • Multiple Sclerosis Research Studies
  • Peripheral Neuropathies and Disorders
  • Neuroinflammation and Neurodegeneration Mechanisms
  • Hereditary Neurological Disorders
  • Genetic Neurodegenerative Diseases
  • Parkinson's Disease Mechanisms and Treatments
  • Neurogenesis and neuroplasticity mechanisms

Kira has contributed multiple publications to prominent journals. Frequent publication venues include:

  • Neurology
  • Annals of Clinical and Translational Neurology
  • Clinical and Experimental Neuroimmunology
  • Scientific Reports
  • Neurology Neuroimmunology & Neuroinflammation

Selected recent papers authored by Kira or appearing in their collaborative network include:

  • "Worldwide Incidence and Prevalence of Neuromyelitis Optica," 2020, Neurology
  • "Clinicopathologic Features of Oculopharyngodistal Myopathy With LRP12 CGG Repeat Expansions Compared With Other Oculopharyngodistal Myopathy Subtypes," 2021, JAMA Neurology
  • "Insulin deficiency promotes formation of toxic amyloid-β42 conformer co-aggregating with hyper-phosphorylated tau oligomer in an Alzheimer's disease model," 2020, Neurobiology of Disease
  • "Oligodendroglial connexin 47 regulates neuroinflammation upon autoimmune demyelination in a novel mouse model of multiple sclerosis," 2020, Proceedings of the National Academy of Sciences
  • "Early postnatal allergic airway inflammation induces dystrophic microglia leading to excitatory postsynaptic surplus and autism-like behavior," 2021, Brain Behavior and Immunity

Kira's collaborative work involves frequent coauthors such as:

  • Ryo Yamasaki
  • Noriko Isobe
  • Takuya Matsushita
  • Katsuhisa Masaki
  • Mitsuru Watanabe

This network supports Kira's multidisciplinary approach, integrating clinical neurology, immunology, and molecular neuroscience.

Best Publications

  • Multiple sclerosis in the Japanese population

    Jun Ichi Kira

  • Intrathecal activation of the IL-17/IL-8 axis in opticospinal multiple sclerosis.

    Takaaki Ishizu;Manabu Osoegawa;Feng Jun Mei;Hitoshi Kikuchi

  • Western versus asian types of multiple sclerosis: Immunogenetically and clinically distinct disorders

    Jun Ichi Kira;Takayuki Kanai;Yasuharu Nishimura;Kenji Yamasaki

  • Heterogeneity of aquaporin-4 autoimmunity and spinal cord lesions in multiple sclerosis in Japanese

    Takeshi Matsuoka;Takuya Matsushita;Yuji Kawano;Manabu Osoegawa

  • Intracellular Aβ42 activates p53 promoter: a pathway to neurodegeneration in Alzheimer’s disease

    Yasumasa Ohyagi;Hideaki Asahara;De Hua Chui;Yuko Tsuruta

  • Spontaneous proliferation of peripheral blood lymphocytes increased in patients with HTLV-I-associated myelopathy.

    Y. Itoyama;S. Minato;Jun-Ichi Kira;I. Goto

  • Demyelinating and axonal features of Charcot–Marie–Tooth disease with mutations of myelin‐related proteins (PMP22, MPZ and Cx32): a clinicopathological study of 205 Japanese patients

    Naoki Hattori;Masahiko Yamamoto;Tsuyoshi Yoshihara;Haruki Koike

  • Characteristic cerebrospinal fluid cytokine/chemokine profiles in neuromyelitis optica, relapsing remitting or primary progressive multiple sclerosis.

    Takuya Matsushita;Takahisa Tateishi;Noriko Isobe;Tomomi Yonekawa

  • Worldwide Incidence and Prevalence of Neuromyelitis Optica: A Systematic Review

    Viktoria Papp;Melinda Magyari;Orhan Aktas;Thomas Berger

  • HLA-DPB1*0501-associated opticospinal multiple sclerosis: clinical, neuroimaging and immunogenetic studies.

    Kenji Yamasaki;Izumi Horiuchi;Motozumi Minohara;Yuji Kawano

  • Paranodal dissection in chronic inflammatory demyelinating polyneuropathy with anti-neurofascin-155 and anti-contactin-1 antibodies

    Haruki Koike;Masato Kadoya;Ken Ichi Kaida;Shohei Ikeda

  • Characterization of IgG4 anti-neurofascin 155 antibody-positive polyneuropathy

    Hidenori Ogata;Ryo Yamasaki;Akio Hiwatashi;Nobuyuki Oka

  • Anti-neurofascin antibody in patients with combined central and peripheral demyelination

    Nobutoshi Kawamura;Ryo Yamasaki;Tomomi Yonekawa;Takuya Matsushita

  • Increased HTLV-I proviral DNA in HTLV-I-associated myelopathy: a quantitative polymerase chain reaction study.

    Jun‐ichi ‐i Kira;Yoshio Koyanagi;Takeshi Yamada;Yasuto Itoyama

  • Histopathologic Analysis of Retrieved Thrombi Associated With Successful Reperfusion After Acute Stroke Thrombectomy.

    Tetsuya Hashimoto;Mikito Hayakawa;Naoko Funatsu;Hiroshi Yamagami

  • A nationwide survey of hypertrophic pachymeningitis in Japan

    Tomomi Yonekawa;Hiroyuki Murai;Satoshi Utsuki;Takuya Matsushita

  • Apomorphine treatment in Alzheimer mice promoting amyloid-β degradation.

    Eri Himeno;Yasumasa Ohyagi;Linqing Ma;Norimichi Nakamura

  • Serum GFAP and neurofilament light as biomarkers of disease activity and disability in NMOSD

    Mitsuru Watanabe;Yuri Nakamura;Zuzanna Michalak;Noriko Isobe

  • Characteristics of myasthenia gravis according to onset-age: Japanese nationwide survey.

    Hiroyuki Murai;Natsumi Yamashita;Makoto Watanabe;Yoshiko Nomura

  • Proteomic analysis of human brain identifies α-enolase as a novel autoantigen in Hashimoto's encephalopathy

    Hirofumi Ochi;Izumi Horiuchi;Norie Araki;Tosifusa Toda

  • Association of the HLA‐DPB1*0501 allele with anti‐aquaporin‐4 antibody positivity in Japanese patients with idiopathic central nervous system demyelinating disorders

    T. Matsushita;T. Matsuoka;N. Isobe;Y. Kawano

Frequent Co-Authors

Shozo Tobimatsu
Shozo Tobimatsu Kyushu University
Susumu Kusunoki
Susumu Kusunoki Kindai University
Yasuharu Nishimura
Yasuharu Nishimura Kumamoto University
Yoshio Koyanagi
Yoshio Koyanagi Kyoto University
Gen Sobue
Gen Sobue Aichi Medical University
Hiroshi Honda
Hiroshi Honda Kyushu University
Naoki Yamamoto
Naoki Yamamoto Kyoto University
Naoki Yamamoto
Naoki Yamamoto National University of Singapore
Yasuto Itoyama
Yasuto Itoyama Tohoku University
Takeshi Tabira
Takeshi Tabira Juntendo University

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Related Online Degrees & Career Pathways

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Exploring these online degrees can expand your options and help you find the career path that aligns with your interests in neuroscience and behavioral sciences.

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