World's Best Scientists 2026 revealed!
Koji Yamazaki

Koji Yamazaki

D-Index & Metrics

Environmental Sciences

D-Index
37
Citations
5522
World Ranking
8888
National Ranking
180

Koji Yamazaki publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Koji Yamazaki sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 282 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–689 publications: 4 scientists 690+ publications: 100 scientists
41 publications 690+

This scientist: 173 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

Koji Yamazaki D-index placement in Environmental Sciences in 2026

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

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 198 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 20 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125 D-Index: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 37 D-Index — 10th percentile

10% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

Overview

Koji Yamazaki is a researcher affiliated with Hokkaido University in Japan. Their work focuses primarily on Earth and Planetary Sciences as well as Biochemistry, Genetics, and Molecular Biology. Within these broad fields, the research spans several subfields including Atmospheric Science, Global and Planetary Change, Molecular Biology, Food Science, and Ecology.

The scientist's research topics cover a diverse range, notably involving climate variability and models, Arctic and Antarctic ice dynamics, bacteriophages and microbial interactions, polyamine metabolism and applications, probiotics and fermented foods, aquaculture disease management and microbiota, and atmospheric ozone and climate.

Notable recent papers authored or coauthored by the researcher include:

  • A tropospheric pathway of the stratospheric quasi-biennial oscillation (QBO) impact on the boreal winter polar vortex, 2020, Atmospheric chemistry and physics
  • Histamine Production Behaviors of a Psychrotolerant Histamine-Producer, Morganella psychrotolerans, in Various Environmental Conditions, 2020, Current Microbiology
  • Broad host range bacteriophage, EscoHU1, infecting Escherichia coli O157:H7 and Salmonella enterica: Characterization, comparative genomics, and applications in food safety, 2022, International Journal of Food Microbiology
  • Sanitizing efficacy and antimicrobial mechanism of peracetic acid against histamine-producing bacterium, Morganella psychrotolerans, 2020, LWT
  • Antimicrobial activity and mechanism of action of oregano essential oil against Morganella psychrotolerans and potential application in tuna, 2022, LWT

Yamazaki frequently publishes in venues such as LWT, Food Science and Technology Research, arXiv (Cornell University), Atmospheric Chemistry and Physics, and Current Microbiology.

The research collaborations of Yamazaki include work with several frequent coauthors:

  • Shogo Yamaki
  • Yuji Kawai
  • Tetsu Nakamura
  • Shinji Matsumura
  • Di Wang

Best Publications

  • The equatorial 30-60 day oscillation and the Arakawa-Schubert penetrative cumulus parameterization

    Tatsushi Tokioka;Koji Yamazaki;Akio Kitoh;Tomoaki Ose

  • A negative phase shift of the winter AO/NAO due to the recent Arctic sea‐ice reduction in late autumn

    Tetsu Nakamura;Tetsu Nakamura;Koji Yamazaki;Koji Yamazaki;Katsushi Iwamoto;Katsushi Iwamoto;Meiji Honda

  • Four years' observations of terrestrial lipid class compounds in marine aerosols from the western North Pacific

    K. Kawamura;Y. Ishimura;K. Yamazaki

  • Impact of the wintertime North Atlantic Oscillation (NAO) on the summertime atmospheric circulation

    Masayo Ogi;Yoshihiro Tachibana;Koji Yamazaki

  • Downward propagation of upper stratospheric mean zonal wind perturbation to the troposphere

    Kunihiko Kodera;Koji Yamazaki;Masaru Chiba;Kiyotaka Shibata

  • Dynamic and Thermodynamic Characteristics of Atmospheric Response to Anomalous Sea-Ice Extent in the Sea of Okhotsk

    Meiji Honda;Koji Yamazaki;Hisashi Nakamura;Kensuke Takeuchi

  • Seasonal variation and origins of dicarboxylic acids in the marine atmosphere over the western North Pacific

    Michihiro Mochida;Aki Kawabata;Kimitaka Kawamura;Hiroaki Hatsushika;Hiroaki Hatsushika

  • The stratospheric pathway for Arctic impacts on midlatitude climate

    Tetsu Nakamura;Tetsu Nakamura;Koji Yamazaki;Koji Yamazaki;Katsushi Iwamoto;Meiji Honda

  • The summertime annular mode in the Northern Hemisphere and its linkage to the winter mode

    Masayo Ogi;Masayo Ogi;Koji Yamazaki;Yoshihiro Tachibana;Yoshihiro Tachibana

  • What kind of stratospheric sudden warming propagates to the troposphere

    Ken I. Nakagawa;Koji Yamazaki

  • Influence of winter and summer surface wind anomalies on summer Arctic sea ice extent

    Masayo Ogi;Koji Yamazaki;John M. Wallace

  • Water-Soluble dicarboxylic acids, ketoacids and dicarbonyls in the atmospheric aerosols over the southern ocean and western pacific ocean

    Haobo Wang;Kimitaka Kawamura;Koji Yamazaki

  • Solar cycle modulation of the seasonal linkage of the North Atlantic Oscillation (NAO)

    Masayo Ogi;Koji Yamazaki;Yoshihiro Tachibana

  • The Connectivity of the Winter North Atlantic Oscillation (NAO) and the Summer Okhotsk High

    Masayo Ogi;Yoshihiro Tachibana;Koji Yamazaki

  • Latitudinal distribution of terrestrial lipid biomarkers and n-alkane compound-specific stable carbon isotope ratios in the atmosphere over the western Pacific and Southern Ocean

    James Bendle;Kimitaka Kawamura;Koji Yamazaki;Takeji Niwai

  • The summer northern annular mode and abnormal summer weather in 2003

    Masayo Ogi;Koji Yamazaki;Yoshihiro Tachibana;Yoshihiro Tachibana

  • Stratospheric drain over Indonesia and dehydration within the tropical tropopause layer diagnosed by air parcel trajectories

    Hiroaki Hatsushika;Koji Yamazaki

  • Seasonal and QBO variations of ascent rate in the tropical lower stratosphere as inferred from UARS HALOE trace gas data

    Masanori Niwano;Koji Yamazaki;Masato Shiotani

  • Observations of Wave-Mean Flow Interaction in the Southern Hemisphere

    Dennis L. Hartmann;Carlos R. Mechoso;Koji Yamazaki

  • Can preferred atmospheric circulation patterns over the North-Atlantic-Eurasian region be associated with arctic sea ice loss?

    Berit Crasemann;Doerthe Handorf;Ralf Jaiser;Klaus Dethloff

  • Possible effect of boreal wildfire soot on Arctic sea ice and Alaska glaciers

    Yongwon Kim;Yongwon Kim;Hiroaki Hatsushika;Reginald R. Muskett;Koji Yamazaki

Frequent Co-Authors

Akio Kitoh
Akio Kitoh University of Tsukuba
Klaus Dethloff
Klaus Dethloff Alfred Wegener Institute for Polar and Marine Research
Kimitaka Kawamura
Kimitaka Kawamura Chubu University
Kunihiko Kodera
Kunihiko Kodera Nagoya University
Carlos R. Mechoso
Carlos R. Mechoso University of California, Los Angeles
Kiyotaka Shibata
Kiyotaka Shibata Kochi University of Technology
Yasunobu Miyoshi
Yasunobu Miyoshi Kyushu University
Akio Arakawa
Akio Arakawa University of California, Los Angeles
Manabu D. Yamanaka
Manabu D. Yamanaka National Institutes for the Humanities

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