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Kazuo Okanoya

Kazuo Okanoya

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 41 7885 7357 21 20 322 7254
Neuroscience 53 5099 4686 157 149 456 10529

Kazuo Okanoya publications per year

The chart shows the history of publications by Kazuo Okanoya between 1985 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Kazuo Okanoya published across 42 years, from 1985 to 2026, averaging 13.5 papers a year. Output peaked at 50 publications in 2012. 9 of the 567 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1985 to 2026. Vertical axis: number of publications, 0 to 50. Peak 50 publications in 2012. 1985: 3 publications 1986: 3 publications 1987: 5 publications 1988: 8 publications 1989: 3 publications 1990: 9 publications 1991: 8 publications 1992: 2 publications 1993: 5 publications 1994: 1 publication 1995: 6 publications 1996: 4 publications 1997: 1 publication 1998: 1 publication 1999: 4 publications 2000: 6 publications 2001: 3 publications 2002: 1 publication 2003: 8 publications 2004: 6 publications 2005: 6 publications 2006: 24 publications 2007: 21 publications 2008: 24 publications 2009: 12 publications 2010: 35 publications 2011: 42 publications 2012: 50 publications 2013: 43 publications 2014: 34 publications 2015: 18 publications 2016: 17 publications 2017: 24 publications 2018: 18 publications 2019: 20 publications 2020: 22 publications 2021: 26 publications 2022: 17 publications 2023: 9 publications 2024: 9 publications 2025: 8 publications 2026: 1 publication
1985 2026

567 publications in total across all disciplines

View publications per year as a table
Kazuo Okanoya: publications per year, 1985 to 2026
Year Publications
1985 3
1986 3
1987 5
1988 8
1989 3
1990 9
1991 8
1992 2
1993 5
1994 1
1995 6
1996 4
1997 1
1998 1
1999 4
2000 6
2001 3
2002 1
2003 8
2004 6
2005 6
2006 24
2007 21
2008 24
2009 12
2010 35
2011 42
2012 50
2013 43
2014 34
2015 18
2016 17
2017 24
2018 18
2019 20
2020 22
2021 26
2022 17
2023 9
2024 9
2025 8
2026 1
Total 567
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Kazuo Okanoya 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 Kazuo Okanoya 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, 448–457 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: 456 publications — 93rd percentile

93% 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 31 456
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
848–857 3
858–867 1
868–877 3
878–886 6
887+ 100
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Kazuo Okanoya 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 Kazuo Okanoya 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, 52–53 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: 53 D-Index — 48th percentile

48% 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 53
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
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

Kazuo Okanoya is affiliated with Teikyo University in Japan and has contributed extensively to research in neuroscience, biochemistry, genetics, molecular biology, and psychology. Their work spans various subfields, including cognitive neuroscience, developmental biology, ecology, evolution, behavior and systematics, social psychology, and ecology.

The scientist's research topics cover a broad range of themes related to animal behavior and neurobiology. These include animal vocal communication and behavior, animal behavior and reproduction, marine animal studies overview, neuroscience and music perception, neuroendocrine regulation and behavior, primate behavior and ecology, and neural dynamics and brain function.

Okanoya has published numerous papers in frequent venues such as bioRxiv (Cold Spring Harbor Laboratory), PLoS ONE, Behavioural Processes, Scientific Reports, and acta ethologica.

  • The naked truth: a comprehensive clarification and classification of current 'myths' in naked mole-rat biology, 2021, Biological reviews/Biological reviews of the Cambridge Philosophical Society
  • Comparison of traveling-subject and ComBat harmonization methods for assessing structural brain characteristics, 2021, Human Brain Mapping
  • USVSEG: A robust method for segmentation of ultrasonic vocalizations in rodents, 2020, PLoS ONE
  • Application of a Machine Learning Algorithm for Structural Brain Images in Chronic Schizophrenia to Earlier Clinical Stages of Psychosis and Autism Spectrum Disorder: A Multiprotocol Imaging Dataset Study, 2022, Schizophrenia Bulletin
  • Fast Retrograde Access to Projection Neuron Circuits Underlying Vocal Learning in Songbirds, 2020, Cell Reports

Their frequent co-authors include Ryosuke O. Tachibana, Chihiro Mori, Shiomi Hakataya, Kenta Suzuki, and Noriko Katsu.

Best Publications

  • Twitter evolution: converging mechanisms in birdsong and human speech.

    Johan J. Bolhuis;Kazuo Okanoya;Kazuo Okanoya;Constance Scharff

  • Songs to syntax: the linguistics of birdsong

    Robert C. Berwick;Kazuo Okanoya;Kazuo Okanoya;Gabriel J.L. Beckers;Johan J. Bolhuis

  • ADULT BENGALESE FINCHES (LONCHURA STRIATA VAR. DOMESTICA) REQUIRE REAL-TIME AUDITORY FEEDBACK TO PRODUCE NORMAL SONG SYNTAX

    Kazuo Okanoya;Ayako Yamaguchi

  • The Bengalese finch: a window on the behavioral neurobiology of birdsong syntax.

    Kazuo Okanoya;Kazuo Okanoya

  • Hearing in passerine and psittacine birds: a comparative study of absolute and masked auditory thresholds.

    Kazuo Okanoya;Robert J. Dooling

  • Revisiting the syntactic abilities of non-human animals: natural vocalizations and artificial grammar learning

    Carel ten Cate;Kazuo Okanoya

  • Sad music induces pleasant emotion.

    Ai Kawakami;Kiyoshi Furukawa;Kentaro Katahira;Kazuo Okanoya

  • Rhythmic synchronization tapping to an audio-visual metronome in budgerigars

    Ai Hasegawa;Kazuo Okanoya;Toshikazu Hasegawa;Yoshimasa Seki

  • On-line assessment of statistical learning by event-related potentials

    Dilshat Abla;Kentaro Katahira;Kazuo Okanoya

  • Cross Fostering Experiments Suggest That Mice Songs Are Innate

    Takefumi Kikusui;Kaori Nakanishi;Ryoko Nakagawa;Miho Nagasawa

  • Birdsong neurolinguistics: songbird context-free grammar claim is premature.

    Gabriel J. L. Beckers;Johan J. Bolhuis;Kazuo Okanoya;Robert C. Berwick

  • Song syntax in Bengalese finches : proximate and ultimate analyses

    Kazuo Okanoya

  • Auditory perception of conspecific and heterospecific vocalizations in birds: evidence for special processes.

    Robert J. Dooling;Susan D. Brown;Georg M. Klump;Kazuo Okanoya

  • Identification of gonadotropin-inhibitory hormone in the zebra finch (Taeniopygia guttata): Peptide isolation, cDNA cloning and brain distribution

    Yasuko Tobari;Norio Iijima;Kenta Tsunekawa;Tomohiro Osugi

  • Lesion of a higher-order song nucleus disrupts phrase level complexity in Bengalese finches

    Tikara Hosino;Kazuo Okanoya

  • Speech perception by budgerigars (Melopsittacus undulatus): the voiced-voiceless distinction.

    Robert J. Dooling;Kazuo Okanoya;Susan D. Brown

  • Evaluation of Pax6 Mutant Rat as a Model for Autism

    Toshiko Umeda;Noriko Takashima;Noriko Takashima;Ryoko Nakagawa;Motoko Maekawa

  • Cognitive bias in rats evoked by ultrasonic vocalizations suggests emotional contagion.

    Yumi Saito;Shoko Yuki;Yoshimasa Seki;Hiroko Kagawa

  • Phase-Specific Vocalizations of Male Mice at the Initial Encounter during the Courtship Sequence.

    Yui K. Matsumoto;Kazuo Okanoya

  • Spontaneous vocal differentiation of coo-calls for tools and food in Japanese monkeys

    Sayaka Hihara;Hiroko Yamada;Atsushi Iriki;Kazuo Okanoya;Kazuo Okanoya

  • A Bird’s Eye View of Human Language Evolution

    Robert C. Berwick;Gabriël J. L. Beckers;Kazuo Okanoya;Johan J. Bolhuis

  • Partial lesions in the anterior forebrain pathway affect song production in adult Bengalese finches.

    Kohta Kobayashi;Hiroyuki Uno;Kazuo Okanoya

Frequent Co-Authors

Toshikazu Hasegawa
Toshikazu Hasegawa University of Tokyo
Atsushi Iriki
Atsushi Iriki RIKEN Center for Brain Science
Johan J. Bolhuis
Johan J. Bolhuis University of Cambridge
Jun Tani
Jun Tani Okinawa Institute of Science and Technology
Hans-Joachim Bischof
Hans-Joachim Bischof Bielefeld University
Shigeru Watanabe
Shigeru Watanabe Keio University
Erich D. Jarvis
Erich D. Jarvis Rockefeller University
Naotaka Fujii
Naotaka Fujii RIKEN Center for Brain Science
Hideyuki Okano
Hideyuki Okano Keio University

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