World's Best Scientists 2026 revealed!
Toshio Nakamura

Toshio Nakamura

D-Index & Metrics

Earth Science

D-Index
44
Citations
8900
World Ranking
4642
National Ranking
113

Toshio Nakamura publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Toshio Nakamura sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 340 publications — 90th percentile

90% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

Toshio Nakamura D-index placement in Earth Science in 2026

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

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 44 D-Index — 40th percentile

40% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Overview

Toshio Nakamura is affiliated with Nagoya University in Japan, focusing primarily on research within Earth and Planetary Sciences, as well as Medicine. Their work encompasses multiple subfields, notably Atmospheric Science, Ecology, Geophysics, Geochemistry and Petrology, and Paleontology.

The main topics addressed in Nakamura's research include:

  • Geology and Paleoclimatology Research
  • Earthquake and tectonic studies
  • Geochemistry and Elemental Analysis
  • Archaeology and ancient environmental studies
  • Pacific and Southeast Asian Studies
  • Polar Research and Ecology
  • Venous Thromboembolism Diagnosis and Management

Nakamura has published in a variety of scientific journals, with frequent contributions to:

  • Radiocarbon
  • Journal of Food Science and Nutrition Research
  • Applied Geochemistry
  • Cancer Medicine
  • Frontiers in Astronomy and Space Sciences

Significant recent papers include:

  • A geochemical approach for identifying marine incursions: Implications for tsunami geology on the Pacific coast of northeast Japan, 2020, Applied Geochemistry
  • Cumulative incidence of venous thromboembolism in patients with advanced cancer in prospective observational study, 2021, Cancer Medicine
  • Regional Differences in Carbon-14 Data of the 993 CE Cosmic Ray Event, 2022, Frontiers in Astronomy and Space Sciences
  • A 1179-yr (417-1595 CE) tree-ring oxygen isotope chronology for northern Japan validated using the 774-775 CE radiocarbon spike, 2024, Radiocarbon
  • New data and synthesis of ΔR estimates from the northern Pacific Ocean, 2020, Quaternary Research

Their collaborations include frequent co-authors such as Takuo Tsuno, Katsuhiko Kimura, Masataka Hakozaki, Mizuka Kobayashi, and Shiori Nakagawa, each featuring multiple joint publications.

Best Publications

  • Holocene vegetation variation in the Daihai Lake region of north-central China: a direct indication of the Asian monsoon climatic history

    Jule Xiao;Qinghai Xu;Toshio Nakamura;Xiaolan Yang

  • A signature of cosmic-ray increase in ad 774–775 from tree rings in Japan

    Fusa Miyake;Kentaro Nagaya;Kimiaki Masuda;Toshio Nakamura

  • The age of tropical rain-forest canopy species, Borneo ironwood (Eusideroxylon zwageri), determined by 14C dating

    Hiroko Kurokawa;Toshiya Yoshida;Toshio Nakamura;Julaihi Lai

  • Holocene East Asian monsoonal precipitation pattern revealed by grain-size distribution of core sediments of Daihai Lake in Inner Mongolia of north-central China

    Yanjia Peng;Jule Xiao;Toshio Nakamura;Baolin Liu

  • Another rapid event in the carbon-14 content of tree rings

    Fusa Miyake;Kimiaki Masuda;Toshio Nakamura

  • Sediment facies and Late Holocene progradation of the Mekong River Delta in Bentre Province, southern Vietnam: an example of evolution from a tide-dominated to a tide- and wave-dominated delta

    Thi Kim Oanh Ta;Van Lap Nguyen;Masaaki Tateishi;Iwao Kobayashi

  • Spatial and temporal variability of surface water in the Kuroshio source region, Pacific Ocean, over the past 21,000 years: evidence from planktonic foraminifera

    Yurika Ujiié;Hiroshi Ujiié;Asahiko Taira;Toshio Nakamura

  • Holocene climate changes in the monsoon/arid transition reflected by carbon concentration in Daihai Lake of Inner Mongolia

    Jule Xiao;Jintao Wu;Bin Si;Wendong Liang

  • Holocene climate changes over the desert/loess transition of north-central China

    Jule Xiao;Toshio Nakamura;Huayu Lu;Guangyu Zhang

  • Discovery of Minoan tsunami deposits

    K Minoura;F Imamura;U Kuran;T Nakamura

  • AMS 14C Dating of Varved Sediments from Lake Suigetsu, Central Japan and Atmospheric 14C Change During the Late Pleistocene

    Hiroyuki Kitagawa;Hitoshi Fukuzawa;Toshio Nakamura;Makoto Okamura

  • Late Pleistocene and Holocene vegetation and climate records from Lake Kotokel, central Baikal region

    Koji Shichi;Hikaru Takahara;Sergey K. Krivonogov;Elena V. Bezrukova

  • AMS-14C Ages of Japan Sea Cores from the Oki Ridge

    Tadamichi Oba;Masafumi Murayama;Eiji Matsumoto;Toshio Nakamura

  • The 1500-year climate oscillation in the midlatitude North Pacific during the Holocene

    Dai Isono;Masanobu Yamamoto;Tomohisa Irino;Tadamichi Oba

  • Phylogenetic analysis of bacteria preserved in a permafrost ice wedge for 25,000 years.

    Taiki Katayama;Michiko Tanaka;Jun Moriizumi;Toshio Nakamura

  • Cyclicity of Solar Activity During the Maunder Minimum Deduced from Radiocarbon Content

    Hiroko Miyahara;Kimiaki Masuda;Yasushi Muraki;Hideki Furuzawa

  • Fluctuations of nitrogen isotope ratio of gobiid fish (Isaza) specimens and sediments in Lake Biwa, Japan, during the 20th century

    Nanako O. Ogawa;Tadatoshi Koitabashi;Hirotaka Oda;Toshio Nakamura

  • Radiocarbon dating of charred residues on the earliest pottery in Japan.

    Toshio Nakamura;Yasuhiro Taniguchi;Sei ichiro Tsuji;Hirotaka Oda

  • Response of phytoplankton productivity to climate change recorded by sedimentary photosynthetic pigments in Lake Hovsgol (Mongolia) for the last 23,000 years

    Fumiko Nara;Fumiko Nara;Yukinori Tani;Yuko Soma;Mitsuyuki Soma

  • Small changes in the sea surface temperature during the last 20,000 years: Molecular evidence from the western tropical Pacific

    N. Ohkouchi;K. Kawamura;T. Nakamura;A. Taira

  • Diurnal variation of CO2 concentration, Δ14C and δ13C in an urban forest: estimate of the anthropogenic and biogenic CO2 contributions

    Hiroshi A. Takahashi;Eiichi Konohira;Tetsuya Hiyama;Masayo Minami

  • Late pleistocene-holocene paleoproductivity circulation in the Japan sea: Sea-level control on δ13C and δ15N records of sediment organic material

    K. Minoura;K. Hoshino;T. Nakamura;E. Wada

  • Corrigendum: Another rapid event in the carbon-14 content of tree rings

    Fusa Miyake;Kimiaki Masuda;Toshio Nakamura

Frequent Co-Authors

Hiroyuki Kitagawa
Hiroyuki Kitagawa Nagoya University
Liping Zhu
Liping Zhu Chinese Academy of Sciences
Yasushi Muraki
Yasushi Muraki Nagoya University
Asahiko Taira
Asahiko Taira Japan Agency for Marine-Earth Science and Technology
Jule Xiao
Jule Xiao Chinese Academy of Sciences
Tadamichi Oba
Tadamichi Oba Hokkaido University
Naohiko Ohkouchi
Naohiko Ohkouchi Japan Agency for Marine-Earth Science and Technology
Hodaka Kawahata
Hodaka Kawahata University of Tokyo
Takeshi Nakatsuka
Takeshi Nakatsuka Nagoya University
Takakiyo Nakazawa
Takakiyo Nakazawa Tohoku University

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