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H-Index
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Japan 132 Scientists H-Index Engineering & Technology / Chemical Engineering Rankings - 2026

This real-time ranking measures researchers’ academic productivity and impact at global, continental, national, and institutional levels using total and recent 5-year H-index data. Comparative analysis is available across 13 main fields and 221 academic disciplines.

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Total 132 scientist, 1 country, 51 institution , Updates every 3 days
* Total H Index Rankings

Rankings

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9,732
World Rank
Japan
118
Country Rank
Kyoto University Logo
10
University
Ranking Based On Selection:
1
Minoru Kanehisa
Kyoto University Kyoto, Japan
Engineering & Technology / Chemical Engineering
Bioinformatic

H-Index Metrics

  • Total
    101
  • Last 5 Years
    52
  • Last 5 Years / Total
    0.515
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* Total H Index Rankings

Rankings

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17,583
World Rank
Japan
240
Country Rank
Hiroshima University Logo
4
University
Ranking Based On Selection:
2
Kikuo Okuyama
Hiroshima University Higashihiroshima, Japan
Engineering & Technology / Chemical Engineering
Aerosol Science | Materials Science | Chemical Engineering | nucleatio

H-Index Metrics

  • Total
    86
  • Last 5 Years
    41
  • Last 5 Years / Total
    0.477
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* Total H Index Rankings

Rankings

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20,083
World Rank
Japan
293
Country Rank
Hirosaki University Logo
1
University
Ranking Based On Selection:
3
Guoqing Guan
Hirosaki University Hirosaki, Japan
Engineering & Technology / Chemical Engineering
Biomass | Hydrogen | Energy | Chemical Engineering | Electrochemistr

H-Index Metrics

  • Total
    82
  • Last 5 Years
    67
  • Last 5 Years / Total
    0.817
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* Total H Index Rankings

Rankings

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22,014
World Rank
Japan
322
Country Rank
Kyoto University Logo
28
University
Ranking Based On Selection:
4
Shinjiro Yamaguchi
Kyoto University Kyoto, Japan
Engineering & Technology / Chemical Engineering
Plant hormone

H-Index Metrics

  • Total
    80
  • Last 5 Years
    59
  • Last 5 Years / Total
    0.738
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* Total H Index Rankings

Rankings

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27,126
World Rank
Japan
405
Country Rank
Kyoto University Logo
38
University
Ranking Based On Selection:
5
Hiroyuki Ogata
Kyoto University Kyoto, Japan
Engineering & Technology / Chemical Engineering
Bioinformatics | Evolution | Ecolog

H-Index Metrics

  • Total
    75
  • Last 5 Years
    54
  • Last 5 Years / Total
    0.720
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* Total H Index Rankings

Rankings

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36,064
World Rank
Japan
569
Country Rank
Kyoto University Logo
53
University
Ranking Based On Selection:
6
Yuichi Shimakawa
Kyoto University Kyoto, Japan
Engineering & Technology / Chemical Engineering
Solid state chemistry | Materials Scienc

H-Index Metrics

  • Total
    69
  • Last 5 Years
    39
  • Last 5 Years / Total
    0.565
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* Total H Index Rankings

Rankings

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38,134
World Rank
Japan
611
Country Rank
Institute of Science Tokyo Logo
18
University
Ranking Based On Selection:
7
Takeo Ohsaka
Institute of Science Tokyo Tokyo, Japan
Engineering & Technology / Chemical Engineering
electrochemistry | bioelectrochemistry | energy chemistry | analytical electrochemistr

H-Index Metrics

  • Total
    68
  • Last 5 Years
    29
  • Last 5 Years / Total
    0.426
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* Total H Index Rankings

Rankings

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43,561
World Rank
Japan
716
Country Rank
Doshisha University Logo
3
University
Ranking Based On Selection:
8
Minoru Inaba
Doshisha University Kyoto, Japan
Engineering & Technology / Chemical Engineering
Electrochemistry | Batteries | Lithium-ion Batteries | Fuel Cells | Electrocatalyst

H-Index Metrics

  • Total
    65
  • Last 5 Years
    34
  • Last 5 Years / Total
    0.523
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* Total H Index Rankings

Rankings

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47,476
World Rank
Japan
784
Country Rank
Kyushu University Logo
29
University
Ranking Based On Selection:
9
Jun Ichiro Hayashi
Kyushu University Fukuoka, Japan
Engineering & Technology / Chemical Engineering
Chemical Engineering | gasification | pyrolysi

H-Index Metrics

  • Total
    63
  • Last 5 Years
    37
  • Last 5 Years / Total
    0.587
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* Total H Index Rankings

Rankings

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51,649
World Rank
Japan
875
Country Rank
Institute of Science Tokyo Logo
29
University
Ranking Based On Selection:
10
Toshiyuki Yokoi
Institute of Science Tokyo Tokyo, Japan
Engineering & Technology / Chemical Engineering
zeolite

H-Index Metrics

  • Total
    61
  • Last 5 Years
    42
  • Last 5 Years / Total
    0.689
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* Total H Index Rankings

Rankings

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60,346
World Rank
Japan
1,073
Country Rank
Waseda University Logo
18
University
Ranking Based On Selection:
11
Hiromi Nakai
Waseda University Tokyo, Japan
Engineering & Technology / Chemical Engineering
Quantum Chemistry | Electronic Structure Theor

H-Index Metrics

  • Total
    58
  • Last 5 Years
    33
  • Last 5 Years / Total
    0.569
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* Total H Index Rankings

Rankings

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70,582
World Rank
Japan
1,290
Country Rank
Kyoto University Logo
114
University
Ranking Based On Selection:
12
Christine Padoch
Kyoto University Kyoto, Japan
Engineering & Technology / Chemical Engineering

H-Index Metrics

  • Total
    55
  • Last 5 Years
    26
  • Last 5 Years / Total
    0.473
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* Total H Index Rankings

Rankings

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77,400
World Rank
Japan
1,425
Country Rank
Kumamoto University Logo
12
University
Ranking Based On Selection:
13
Masato Machida
Kumamoto University Kumamoto, Japan
Engineering & Technology / Chemical Engineering
Catalytic Materials Chemistr

H-Index Metrics

  • Total
    53
  • Last 5 Years
    30
  • Last 5 Years / Total
    0.566
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* Total H Index Rankings

Rankings

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91,046
World Rank
Japan
1,749
Country Rank
Tokyo University of Agriculture and Technology Logo
11
University
Ranking Based On Selection:
14
Wuled Lenggoro|I. W. Lenggoro, I. Wuled Lenggoro
Tokyo University of Agriculture and Technology Fuchu, Japan
Engineering & Technology / Chemical Engineering
Particle Technology | Aerosol | Transport Phenomena | Biosystems | Foo

H-Index Metrics

  • Total
    50
  • Last 5 Years
    24
  • Last 5 Years / Total
    0.480
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* Total H Index Rankings

Rankings

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114,959
World Rank
Japan
2,255
Country Rank
Kyushu University Logo
78
University
Ranking Based On Selection:
15
Atsushi Takagaki
Kyushu University Fukuoka, Japan
Engineering & Technology / Chemical Engineering
Heterogeneous catalysis | Energy conversion | Biomass | Solid acid and base | Layered material

H-Index Metrics

  • Total
    45
  • Last 5 Years
    31
  • Last 5 Years / Total
    0.689
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* Total H Index Rankings

Rankings

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128,207
World Rank
Japan
2,524
Country Rank
Nagoya University Logo
107
University
Ranking Based On Selection:
16
Koyo Norinaga
Nagoya University Nagoya, Japan
Engineering & Technology / Chemical Engineering
Biomass | Coal | Chemical Reaction Enginnering | CVD/CVI | Computational Fluid Dynamic

H-Index Metrics

  • Total
    43
  • Last 5 Years
    29
  • Last 5 Years / Total
    0.674
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* Total H Index Rankings

Rankings

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130,357
World Rank
Japan
2,583
Country Rank
Osaka Metropolitan University Logo
22
University
Ranking Based On Selection:
17
Muto Akinori
Osaka Metropolitan University Osaka, Japan
Engineering & Technology / Chemical Engineering
Chemical Engineering | Electrochemistry | porous carbon | capacitor | micro reacto

H-Index Metrics

  • Total
    43
  • Last 5 Years
    23
  • Last 5 Years / Total
    0.535
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* Total H Index Rankings

Rankings

flag
140,921
World Rank
Japan
2,827
Country Rank
Saga University Logo
8
University
Ranking Based On Selection:
18
Hidetaka Kawakita
Saga University Saga, Japan
Engineering & Technology / Chemical Engineering
Chemical Engineering | Separation | Membrane | Metal Recovery | Colloi

H-Index Metrics

  • Total
    41
  • Last 5 Years
    32
  • Last 5 Years / Total
    0.780
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* Total H Index Rankings

Rankings

flag
148,596
World Rank
Japan
2,997
Country Rank
Kumamoto University Logo
23
University
Ranking Based On Selection:
19
Armando T Quitain
Kumamoto University Kumamoto, Japan
Engineering & Technology / Chemical Engineering
Supercritical Fluids | Microwave | Biofuels | Biomass | Carbocatalysi

H-Index Metrics

  • Total
    40
  • Last 5 Years
    32
  • Last 5 Years / Total
    0.800
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* Total H Index Rankings

Rankings

flag
174,368
World Rank
Japan
3,566
Country Rank
Kyoto University Logo
245
University
Ranking Based On Selection:
20
Yoichi Shiota
Kyoto University Kyoto, Japan
Engineering & Technology / Chemical Engineering

H-Index Metrics

  • Total
    37
  • Last 5 Years
    32
  • Last 5 Years / Total
    0.865
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* Total H Index Rankings

Rankings

flag
174,634
World Rank
Japan
3,570
Country Rank
Kyushu University Logo
109
University
Ranking Based On Selection:
21
Yu Hoshino
Kyushu University Fukuoka, Japan
Engineering & Technology / Chemical Engineering
Polymer Chemistry | Protein Science | Organic Chemistr

H-Index Metrics

  • Total
    37
  • Last 5 Years
    31
  • Last 5 Years / Total
    0.838
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* Total H Index Rankings

Rankings

flag
180,538
World Rank
Japan
3,704
Country Rank
Kyushu University Logo
115
University
Ranking Based On Selection:
22
Tsuyoshi Yamamoto
Kyushu University Fukuoka, Japan
Engineering & Technology / Chemical Engineering
Combustion | Heat Transfer | Microwave plasma | Fluidized bed | Numerical simulatio

H-Index Metrics

  • Total
    37
  • Last 5 Years
    21
  • Last 5 Years / Total
    0.568
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* Total H Index Rankings

Rankings

flag
182,993
World Rank
Japan
3,785
Country Rank
Kobe University Logo
64
University
Ranking Based On Selection:
23
Kecheng Guan
Kobe University Kobe, Japan
Engineering & Technology / Chemical Engineering
Membrane separation

H-Index Metrics

  • Total
    36
  • Last 5 Years
    35
  • Last 5 Years / Total
    0.972
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* Total H Index Rankings

Rankings

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198,291
World Rank
Japan
4,087
Country Rank
Hokkaido University Logo
150
University
Ranking Based On Selection:
24
Yuuya Nagata
Hokkaido University Sapporo, Japan
Engineering & Technology / Chemical Engineering
Automated organic synthesis | Theoretical chemistr

H-Index Metrics

  • Total
    35
  • Last 5 Years
    26
  • Last 5 Years / Total
    0.743
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* Total H Index Rankings

Rankings

flag
203,590
World Rank
Japan
4,234
Country Rank
Institute of Science Tokyo Logo
146
University
Ranking Based On Selection:
25
Izumi Taniguchi
Institute of Science Tokyo Tokyo, Japan
Engineering & Technology / Chemical Engineering
Chemical Engineering | Nanostructure Material Processing | Energy Storage Materials and Device

H-Index Metrics

  • Total
    35
  • Last 5 Years
    17
  • Last 5 Years / Total
    0.486
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