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Yoshinori Shichida

Yoshinori Shichida

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 65 7744 7024 513 482 368 13635

Yoshinori Shichida publications per year

The chart shows the history of publications by Yoshinori Shichida between 1975 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Yoshinori Shichida published across 51 years, from 1975 to 2025, averaging 8.3 papers a year. Output peaked at 21 publications in 1992. 3 of the 425 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1975 to 2025. Vertical axis: number of publications, 0 to 21. Peak 21 publications in 1992. 1975: 1 publication 1976: 0 publications 1977: 1 publication 1978: 3 publications 1979: 2 publications 1980: 2 publications 1981: 2 publications 1982: 5 publications 1983: 1 publication 1984: 4 publications 1985: 1 publication 1986: 2 publications 1987: 3 publications 1988: 3 publications 1989: 6 publications 1990: 11 publications 1991: 6 publications 1992: 21 publications 1993: 6 publications 1994: 10 publications 1995: 7 publications 1996: 5 publications 1997: 7 publications 1998: 9 publications 1999: 14 publications 2000: 16 publications 2001: 20 publications 2002: 18 publications 2003: 18 publications 2004: 14 publications 2005: 20 publications 2006: 17 publications 2007: 21 publications 2008: 19 publications 2009: 19 publications 2010: 16 publications 2011: 10 publications 2012: 13 publications 2013: 18 publications 2014: 14 publications 2015: 4 publications 2016: 3 publications 2017: 8 publications 2018: 7 publications 2019: 4 publications 2020: 3 publications 2021: 3 publications 2022: 3 publications 2023: 2 publications 2024: 1 publication 2025: 2 publications
1975 2025

425 publications in total across all disciplines

View publications per year as a table
Yoshinori Shichida: publications per year, 1975 to 2025
Year Publications
1975 1
1976 0
1977 1
1978 3
1979 2
1980 2
1981 2
1982 5
1983 1
1984 4
1985 1
1986 2
1987 3
1988 3
1989 6
1990 11
1991 6
1992 21
1993 6
1994 10
1995 7
1996 5
1997 7
1998 9
1999 14
2000 16
2001 20
2002 18
2003 18
2004 14
2005 20
2006 17
2007 21
2008 19
2009 19
2010 16
2011 10
2012 13
2013 18
2014 14
2015 4
2016 3
2017 8
2018 7
2019 4
2020 3
2021 3
2022 3
2023 2
2024 1
2025 2
Total 425
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Yoshinori Shichida publication distribution in Chemistry in 2026

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

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 361–380 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 368 publications — 76th percentile

76% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522 368
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Yoshinori Shichida D-index placement in Chemistry in 2026

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

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 64–65 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 65 D-Index — 58th percentile

58% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731 65
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Yoshinori Shichida is affiliated with Ritsumeikan University in Japan. Their research primarily focuses on the fields of Neuroscience and Biochemistry, Genetics and Molecular Biology, with a significant portion of their work contributing to Cellular and Molecular Neuroscience and Molecular Biology subfields. The scientist's investigations often address topics related to photoreceptor and optogenetics research, circadian rhythm and melatonin, retinal development and disorders, and receptor mechanisms and signaling.

Their recent scholarly output includes publications in several peer-reviewed journals, reflecting a range of studies in vision science and molecular mechanisms. Selected recent papers are:

  • Creation of photocyclic vertebrate rhodopsin by single amino acid substitution (2022, eLife)
  • Evolutionary adaptation of visual pigments in geckos for their photic environment (2021, Science Advances)
  • Amino acid residue at position 188 determines the UV-sensitive bistable property of vertebrate non-visual opsin Opn5 (2022, Communications Biology)
  • Convergent mechanism underlying the acquisition of vertebrate scotopic vision (2024, Journal of Biological Chemistry)
  • Synthesis of One Double Bond-Inserted Retinal Analogs and Their Binding Experiments with Opsins: Preparation of Novel Red-Shifted Channelrhodopsin Variants (2020, Chemical and Pharmaceutical Bulletin)

These publications exhibit the scientist's investigations into molecular adaptations and functions of visual pigments and opsins, including evolutionary aspects and biochemical properties relevant to photoreception.

Yoshinori Shichida frequently collaborates with several researchers, including:

  • Takahiro Yamashita
  • Yasushi Imamoto
  • Yumiko Yamano
  • Akimori Wada
  • Hideyo Ohuchi

The scientist publishes in various academic venues, with multiple works appearing in bioRxiv, alongside journals such as eLife, Science Advances, Communications Biology, and the Journal of Biological Chemistry.

The main research topics covered by Yoshinori Shichida include photoreceptor and optogenetics research, circadian rhythm and melatonin, retinal development and disorders, receptor mechanisms and signaling, neuroscience and neuropharmacology research, neurobiology and insect physiology research, and plant and animal studies.

Best Publications

  • Functional role of internal water molecules in rhodopsin revealed by X-ray crystallography.

    Tetsuji Okada;Yoshinori Fujiyoshi;Yoshinori Fujiyoshi;Maria Silow;Javier Navarro

  • Evolution of opsins and phototransduction.

    Yoshinori Shichida;Take Matsuyama

  • Primary structures of chicken cone visual pigments: Vertebrate rhodopsins have evolved out of cone visual pigments

    Toshiyuki Okano;Daisuke Kojima;Yoshitaka Fukada;Yoshinori Shichida

  • Visual pigment: G-protein-coupled receptor for light signals

    Y. Shichida;H. Imai

  • Cephalochordate melanopsin: evolutionary linkage between invertebrate visual cells and vertebrate photosensitive retinal ganglion cells.

    Mitsumasa Koyanagi;Kaoru Kubokawa;Hisao Tsukamoto;Yoshinori Shichida

  • Photoisomerization in rhodopsin.

    H Kandori;Y Shichida;T Yoshizawa

  • Opn5 is a UV-sensitive bistable pigment that couples with Gi subtype of G protein

    Takahiro Yamashita;Hideyo Ohuchi;Sayuri Tomonari;Keiko Ikeda

  • Movement of retinal along the visual transduction path.

    Babak Borhan;Maria L. Souto;Hiroo Imai;Yoshinori Shichida

  • Divergent Selection on Opsins Drives Incipient Speciation in Lake Victoria Cichlids

    Yohey Terai;Ole Seehausen;Takeshi N. Sasaki;Kazuhiko Takahashi

  • A Novel Go-mediated Phototransduction Cascade in Scallop Visual Cells

    Daisuke Kojima;Akihisa Terakita;Toru Ishikawa;Yasuo Tsukahara

  • Bistable UV pigment in the lamprey pineal

    Mitsumasa Koyanagi;Emi Kawano;Yoshimi Kinugawa;Tadashi Oishi

  • Counterion displacement in the molecular evolution of the rhodopsin family.

    Akihisa Terakita;Mitsumasa Koyanagi;Hisao Tsukamoto;Takahiro Yamashita

  • Depth perception from image defocus in a jumping spider.

    Takashi Nagata;Mitsumasa Koyanagi;Hisao Tsukamoto;Shinjiro Saeki

  • Cone visual pigments are present in gecko rod cells

    Daisuke Kojima;Toshiyuki Okano;Yoshitaka Fukada;Yoshinori Shichida

  • SINGLE AMINO ACID RESIDUE AS A FUNCTIONAL DETERMINANT OF ROD AND CONE VISUAL PIGMENTS

    Hiroo Imai;Daisuke Kojima;Tomonori Oura;Shuji Tachibanaki

  • Highly conserved glutamic acid in the extracellular IV-V loop in rhodopsins acts as the counterion in retinochrome, a member of the rhodopsin family.

    Akihisa Terakita;Takahiro Yamashita;Yoshinori Shichida

  • Amphioxus homologs of Go-coupled rhodopsin and peropsin having 11-cis- and all-trans-retinals as their chromophores.

    Mitsumasa Koyanagi;Akihisa Terakita;Kaoru Kubokawa;Yoshinori Shichida

  • Parietal-Eye Phototransduction Components and Their Potential Evolutionary Implications

    Chih Ying Su;Dong Gen Luo;Akihisa Terakita;Yoshinori Shichida

  • Parallelism of amino acid changes at the RH1 affecting spectral sensitivity among deep-water cichlids from Lakes Tanganyika and Malawi

    Tohru Sugawara;Yohey Terai;Hiroo Imai;George F. Turner

  • Water structural changes in the bacteriorhodopsin photocycle: analysis by Fourier transform infrared spectroscopy.

    Akio Maeda;Jun Sasaki;Yoshinori Shichida;Toru Yoshizawa

Frequent Co-Authors

Hideki Kandori
Hideki Kandori Nagoya Institute of Technology
Tôru Yoshizawa
Tôru Yoshizawa Osaka Sangyo University
Yoshitaka Fukada
Yoshitaka Fukada University of Tokyo
Hideyo Ohuchi
Hideyo Ohuchi Okayama University
King Wai Yau
King Wai Yau Johns Hopkins University School of Medicine
Naoki Kamo
Naoki Kamo Hokkaido University
Johan Lugtenburg
Johan Lugtenburg Leiden University
Janos K. Lanyi
Janos K. Lanyi University of California, Irvine
Takashi Miyata
Takashi Miyata Kyoto University
Yoshinori Fujiyoshi
Yoshinori Fujiyoshi Nagoya University

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