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Toshiya Murai

Toshiya Murai

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Psychology
Japan
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 45 6708 6250 11 10 255 8042
Neuroscience 46 6683 6148 223 211 282 8383

Toshiya Murai publications per year

The chart shows the history of publications by Toshiya Murai between 1989 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Toshiya Murai published across 38 years, from 1989 to 2026, averaging 9.9 papers a year. Output peaked at 42 publications in 2025. 44 of the 376 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1989 to 2026. Vertical axis: number of publications, 0 to 42. Peak 42 publications in 2025. 1989: 1 publication 1990: 1 publication 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 0 publications 1995: 0 publications 1996: 1 publication 1997: 4 publications 1998: 4 publications 1999: 0 publications 2000: 1 publication 2001: 2 publications 2002: 4 publications 2003: 10 publications 2004: 2 publications 2005: 3 publications 2006: 1 publication 2007: 8 publications 2008: 9 publications 2009: 7 publications 2010: 7 publications 2011: 12 publications 2012: 10 publications 2013: 9 publications 2014: 16 publications 2015: 17 publications 2016: 12 publications 2017: 18 publications 2018: 17 publications 2019: 25 publications 2020: 25 publications 2021: 23 publications 2022: 26 publications 2023: 25 publications 2024: 32 publications 2025: 42 publications 2026: 2 publications
1989 2026

376 publications in total across all disciplines

View publications per year as a table
Toshiya Murai: publications per year, 1989 to 2026
Year Publications
1989 1
1990 1
1991 0
1992 0
1993 0
1994 0
1995 0
1996 1
1997 4
1998 4
1999 0
2000 1
2001 2
2002 4
2003 10
2004 2
2005 3
2006 1
2007 8
2008 9
2009 7
2010 7
2011 12
2012 10
2013 9
2014 16
2015 17
2016 12
2017 18
2018 17
2019 25
2020 25
2021 23
2022 26
2023 25
2024 32
2025 42
2026 2
Total 376
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Toshiya Murai 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 Toshiya Murai 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, 278–287 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: 282 publications — 80th percentile

80% 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
278–287 125 282
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
848–857 3
858–867 1
868–877 3
878–886 6
887+ 100
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Toshiya Murai 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 Toshiya Murai 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, 46–47 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: 46 D-Index — 32nd percentile

32% 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 46
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
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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Research.com Recognitions

  • 2026 - Research.com Psychology in Japan Leader Award

Overview

Toshiya Murai is a researcher affiliated with Kyoto University in Japan. Their work primarily focuses on engineering, with a specialization in electrical and electronic engineering. Throughout their career, they have contributed extensively to photonic and optical devices, as well as related subfields such as artificial intelligence and atomic and molecular physics, and optics.

Their research interests cover a range of topics including photonic and optical devices, neural networks and reservoir computing, magneto-optical properties and applications, optical network technologies, photonic crystals and applications, advanced fiber optic sensors, and advanced fiber laser technologies.

Murai has published in several reputable venues, reflecting a consistent focus on optics and photonics. Frequent publication venues for their work include:

  • Optics Express
  • 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC)
  • Nature Photonics
  • IEEE Photonics Technology Letters
  • Japanese Journal of Applied Physics

The following list highlights some recent papers authored or coauthored by Murai, specifying the full title, year of publication, and venue:

  • Nonvolatile magneto-optical switches integrated with a magnet stripe array, 2020, Optics Express
  • Integrated non-reciprocal magneto-optics with ultra-high endurance for photonic in-memory computing, 2024, Nature Photonics
  • Compact magneto-optical isolator by µ-transfer printing of magneto-optical single-crystal film on silicon waveguides, 2023, Optics Express
  • Light-induced thermomagnetic recording of thin-film magnet CoFeB on silicon waveguide for on-chip magneto-optical memory, 2022, Optics Express
  • All-Optical Switch by Light-to-Heat Conversion in Metal Deposited Si Ring Resonator, 2020, IEEE Photonics Technology Letters

Collaborations have been a part of Murai's work, with frequent coauthors including Yuya Shoji, Tetsuya Mizumoto, Nobuhiko Nishiyama, Rai Kou, and Paolo Pintus. These collaborations span multiple projects and publications, contributing to the advancement of research in their fields of specialization.

Best Publications

  • Frontal midline theta rhythm is correlated with cardiac autonomic activities during the performance of an attention demanding meditation procedure.

    Yasutaka Kubota;Wataru Sato;Motomi Toichi;Toshiya Murai

  • A new method of assessing cardiac autonomic function and its comparison with spectral analysis and coefficient of variation of R-R interval.

    Motomi Toichi;Takeshi Sugiura;Toshiya Murai;Akira Sengoku

  • Functional activity related to risk anticipation during performance of the Iowa gambling task

    Hiroki Fukui;Toshiya Murai;Hidenao Fukuyama;Takuji Hayashi

  • Comparative Analyses of Copy-Number Variation in Autism Spectrum Disorder and Schizophrenia Reveal Etiological Overlap and Biological Insights

    Itaru Kushima;Branko Aleksic;Masahiro Nakatochi;Teppei Shimamura

  • Molecular cloning and sequence analysis of human genomic DNA encoding a novel membrane protein which exhibits a slowly activating potassium channel activity.

    Toshiya Murai;Akira Kakizuka;Toru Takumi;Hiroaki Ohkubo

  • Anterior and posterior cingulum abnormalities and their association with psychopathology in schizophrenia: a diffusion tensor imaging study

    Hironobu Fujiwara;Chihiro Namiki;Kazuyuki Hirao;Jun Miyata

  • The influence of psychotic states on the autonomic nervous system in schizophrenia.

    Motomi Toichi;Yasutaka Kubota;Toshiya Murai;Yoko Kamio

  • Can we predict burnout severity from empathy-related brain activity?

    S Tei;C Becker;R Kawada;J Fujino

  • Anterior cingulate pathology and social cognition in schizophrenia: a study of gray matter, white matter and sulcal morphometry.

    Hironobu Fujiwara;Kazuyuki Hirao;Chihiro Namiki;Makiko Yamada

  • The role of the uncinate fasciculus in memory and emotional recognition in amnestic mild cognitive impairment.

    Saori Fujie;Chihiro Namiki;Hiroko Nishi;Makiko Yamada

  • Social cognition and frontal lobe pathology in schizophrenia: a voxel-based morphometric study.

    Makiko Yamada;Kazuyuki Hirao;Chihiro Namiki;Takashi Hanakawa

  • Seeing happy emotion in fearful and angry faces: qualitative analysis of facial expression recognition in a bilateral amygdala-damaged patient.

    Wataru Sato;Yasutaka Kubota;Takashi Okada;Toshiya Murai

  • Theory of mind and frontal lobe pathology in schizophrenia: A voxel-based morphometry study

    Kazuyuki Hirao;Jun Miyata;Hironobu Fujiwara;Makiko Yamada

  • Discrepancy between explicit judgement of agency and implicit feeling of agency: Implications for sense of agency and its disorders.

    Naho Saito;Keisuke Takahata;Toshiya Murai;Hidehiko Takahashi

  • Classification of Psychotic Symptoms in Dementia With Lewy Bodies

    Yasuhiro Nagahama;Tomoko Okina;Norio Suzuki;Minoru Matsuda

  • Converging models of schizophrenia--Network alterations of prefrontal cortex underlying cognitive impairments.

    Takeshi Sakurai;Nao J. Gamo;Takatoshi Hikida;Sun Hong Kim

  • Impaired facial emotion recognition and reduced amygdalar volume in schizophrenia

    Chihiro Namiki;Kazuyuki Hirao;Makiko Yamada;Takashi Hanakawa

  • The neural basis of social tactics: An fMRI study

    Hiroki Fukui;Toshiya Murai;Jun Shinozaki;Toshihiko Aso

  • Impaired empathic abilities and reduced white matter integrity in schizophrenia

    Junya Fujino;Hidehiko Takahashi;Jun Miyata;Genichi Sugihara

  • Thalamocortical disconnection in the orbitofrontal region associated with cortical thinning in schizophrenia.

    Manabu Kubota;Jun Miyata;Akihiko Sasamoto;Genichi Sugihara

Frequent Co-Authors

Hidehiko Takahashi
Hidehiko Takahashi Tokyo Medical and Dental University
Hidenao Fukuyama
Hidenao Fukuyama Kyoto University
Nobukatsu Sawamoto
Nobukatsu Sawamoto Kyoto University
Kazuyuki Hirao
Kazuyuki Hirao Kyoto University
Motomi Toichi
Motomi Toichi Kyoto University
Masatoshi Hagiwara
Masatoshi Hagiwara Kyoto University
Wataru Sato
Wataru Sato Kyoto University
Takashi Hanakawa
Takashi Hanakawa Kyoto University
Noriaki Yahata
Noriaki Yahata National Institutes for Quantum and Radiological Science and Technology
Tetsuya Suhara
Tetsuya Suhara National Institutes for Quantum and Radiological Science and Technology

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Related Online Degrees & Career Pathways

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