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H-Index
Rankings

Japan 99 Scientists H-Index Engineering & Technology 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 99 scientist, 1 country, 37 institution , Updates every 3 days
* Total H Index Rankings

Rankings

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9,565
World Rank
Japan
115
Country Rank
Osaka University Logo
11
University
Ranking Based On Selection:
1
Kazu Suenaga|Kazutomo Suenaga
Osaka University Suita, Japan
Engineering & Technology / Metallurgical & Materials Engineering
Single atom spectroscopy | Single molecular imaging | Low-dimensional material

H-Index Metrics

  • Total
    101
  • Last 5 Years
    71
  • Last 5 Years / Total
    0.703
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* Total H Index Rankings

Rankings

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10,061
World Rank
Japan
120
Country Rank
Osaka University Logo
13
University
Ranking Based On Selection:
2
Hiroshi Ishiguro
Osaka University Suita, Japan
Engineering & Technology / Computer Science
robotic

H-Index Metrics

  • Total
    100
  • Last 5 Years
    59
  • Last 5 Years / Total
    0.590
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* Total H Index Rankings

Rankings

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27,550
World Rank
Japan
412
Country Rank
Osaka University Logo
25
University
Ranking Based On Selection:
3
Eiichiro Fukusaki
Osaka University Suita, Japan
Engineering & Technology / Bioengineering
Metabolomics | Metabolic profiling | Bioengineering | Metabolic fingerprintin

H-Index Metrics

  • Total
    75
  • Last 5 Years
    45
  • Last 5 Years / Total
    0.600
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* Total H Index Rankings

Rankings

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57,293
World Rank
Japan
1,021
Country Rank
Kyushu University Logo
38
University
Ranking Based On Selection:
4
Hiroki Ago
Kyushu University Fukuoka, Japan
Engineering & Technology / Nanoscience and Nanotechnology
Nanotechnology | Nanocarbon | Graphene | Carbon Nanotub

H-Index Metrics

  • Total
    59
  • Last 5 Years
    37
  • Last 5 Years / Total
    0.627
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* Total H Index Rankings

Rankings

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57,488
World Rank
Japan
1,026
Country Rank
Gifu University Logo
4
University
Ranking Based On Selection:
5
Hiroshi Fujita
Gifu University Gifu, Japan
Engineering & Technology / Computer Science
Medical AI | Medical Image Evaluation | Analysis | Processing & Recognitio

H-Index Metrics

  • Total
    59
  • Last 5 Years
    35
  • Last 5 Years / Total
    0.593
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* Total H Index Rankings

Rankings

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58,392
World Rank
Japan
1,055
Country Rank
Osaka University Logo
63
University
Ranking Based On Selection:
6
Jun Miyake
Osaka University Suita, Japan
Engineering & Technology / Computer Science
Artificial Intelligence Medical Biological Application

H-Index Metrics

  • Total
    59
  • Last 5 Years
    23
  • Last 5 Years / Total
    0.390
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* Total H Index Rankings

Rankings

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58,623
World Rank
Japan
1,058
Country Rank
University of Tokyo Logo
60
University
Ranking Based On Selection:
7
Dai Yamazaki
University of Tokyo Tokyo, Japan
Engineering & Technology / Civil Engineering
Hydrolog

H-Index Metrics

  • Total
    58
  • Last 5 Years
    53
  • Last 5 Years / Total
    0.914
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* Total H Index Rankings

Rankings

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84,438
World Rank
Japan
1,567
Country Rank
University of Tsukuba Logo
30
University
Ranking Based On Selection:
8
Hee Young Kim
University of Tsukuba Tsukuba, Japan
Engineering & Technology / Biomaterials and Tissue Engineering
biomaterial | martensitic transformation | Ti alloy | shape memory allo

H-Index Metrics

  • Total
    51
  • Last 5 Years
    36
  • Last 5 Years / Total
    0.706
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* Total H Index Rankings

Rankings

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99,007
World Rank
Japan
1,911
Country Rank
University of Tokyo Logo
94
University
Ranking Based On Selection:
9
Fukushi Kensuke
University of Tokyo Tokyo, Japan
Engineering & Technology / Environmental Science & Engineering
Sustainability science | environmental engineerin

H-Index Metrics

  • Total
    48
  • Last 5 Years
    32
  • Last 5 Years / Total
    0.667
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* Total H Index Rankings

Rankings

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100,311
World Rank
Japan
1,948
Country Rank
Osaka University Logo
116
University
Ranking Based On Selection:
10
Hiroshi Motoda
Osaka University Suita, Japan
Engineering & Technology / Computer Science
Artificial Intelligence | Machine Learning | Data Mining | Social Network Analysi

H-Index Metrics

  • Total
    48
  • Last 5 Years
    26
  • Last 5 Years / Total
    0.542
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* Total H Index Rankings

Rankings

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101,668
World Rank
Japan
1,990
Country Rank
University of Electro-Communications Logo
7
University
Ranking Based On Selection:
11
Celimuge Wu
University of Electro-Communications Chofu, Japan
Engineering & Technology / Electrical & Electronic Engineering
Vehicular Networks | Semantic Communications | Edge Computing | IoT | Big dat

H-Index Metrics

  • Total
    47
  • Last 5 Years
    43
  • Last 5 Years / Total
    0.915
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* Total H Index Rankings

Rankings

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110,496
World Rank
Japan
2,163
Country Rank
Gifu University Logo
13
University
Ranking Based On Selection:
12
Hiroyuki Fujiwara
Gifu University Gifu, Japan
Engineering & Technology / Energy Engineering
Solar cells | Photovoltaics | Ellipsometry | Optical characterizatio

H-Index Metrics

  • Total
    46
  • Last 5 Years
    28
  • Last 5 Years / Total
    0.609
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* Total H Index Rankings

Rankings

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131,347
World Rank
Japan
2,620
Country Rank
Osaka University Logo
138
University
Ranking Based On Selection:
13
Izumi Ohzawa
Osaka University Suita, Japan
Engineering & Technology / Computer Science
Visual Neuroscience | Vision Scienc

H-Index Metrics

  • Total
    43
  • Last 5 Years
    19
  • Last 5 Years / Total
    0.442
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* Total H Index Rankings

Rankings

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141,751
World Rank
Japan
2,844
Country Rank
Osaka University Logo
148
University
Ranking Based On Selection:
14
Hirotaka Koga
Osaka University Suita, Japan
Engineering & Technology / Metallurgical & Materials Engineering
Composite | Paper | Nanocellulos

H-Index Metrics

  • Total
    41
  • Last 5 Years
    31
  • Last 5 Years / Total
    0.756
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* Total H Index Rankings

Rankings

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144,974
World Rank
Japan
2,917
Country Rank
Institute of Science Tokyo Logo
103
University
Ranking Based On Selection:
15
Jun Ichi Takada
Institute of Science Tokyo Tokyo, Japan
Engineering & Technology / Environmental Science & Engineering
Wireless communications | ICT for developmen

H-Index Metrics

  • Total
    41
  • Last 5 Years
    23
  • Last 5 Years / Total
    0.561
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* Total H Index Rankings

Rankings

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146,404
World Rank
Japan
2,973
Country Rank
Osaka University Logo
161
University
Ranking Based On Selection:
16
Fumio Miyazaki
Osaka University Suita, Japan
Engineering & Technology / Computer Science
Robotic

H-Index Metrics

  • Total
    41
  • Last 5 Years
    17
  • Last 5 Years / Total
    0.415
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* Total H Index Rankings

Rankings

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184,754
World Rank
Japan
3,800
Country Rank
University of Tsukuba Logo
67
University
Ranking Based On Selection:
17
Hiroyuki Kusaka (日下博幸)
University of Tsukuba Tsukuba, Japan
Engineering & Technology / Meteorology & Atmospheric Sciences
Urban Meteorology | Urban Climatology | Mountain Meteorology | Mesoscale Meteorology | Downscalin

H-Index Metrics

  • Total
    36
  • Last 5 Years
    31
  • Last 5 Years / Total
    0.861
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* Total H Index Rankings

Rankings

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191,643
World Rank
Japan
3,945
Country Rank
Kagawa University Logo
9
University
Ranking Based On Selection:
18
Hirotoshi Tamura
Kagawa University Takamatsu, Japan
Engineering & Technology / Food Science and Engineering
functional foods | food flavo

H-Index Metrics

  • Total
    36
  • Last 5 Years
    20
  • Last 5 Years / Total
    0.556
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* Total H Index Rankings

Rankings

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198,291
World Rank
Japan
4,080
Country Rank
University of Tsukuba Logo
75
University
Ranking Based On Selection:
19
Jun Sakuma
University of Tsukuba Tsukuba, Japan
Engineering & Technology / Computer Science
Machine Learning | AI Security | Data Privac

H-Index Metrics

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

Rankings

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211,321
World Rank
Japan
4,386
Country Rank
Fukushima University Logo
3
University
Ranking Based On Selection:
20
Ismail Mm Rahman
Fukushima University Fukushima, Japan
Engineering & Technology / Environmental Science & Engineering
Environmentology | Material chemistry | Plant stress | 3

H-Index Metrics

  • Total
    34
  • Last 5 Years
    24
  • Last 5 Years / Total
    0.706
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* Total H Index Rankings

Rankings

flag
215,604
World Rank
Japan
4,525
Country Rank
Institute of Science Tokyo Logo
155
University
Ranking Based On Selection:
21
Akira Chiba
Institute of Science Tokyo Tokyo, Japan
Engineering & Technology / Electrical & Electronic Engineering
Electric machine | Magnetic suspensio

H-Index Metrics

  • Total
    34
  • Last 5 Years
    18
  • Last 5 Years / Total
    0.529
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* Total H Index Rankings

Rankings

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217,122
World Rank
Japan
4,583
Country Rank
Tohoku University Logo
252
University
Ranking Based On Selection:
22
Keisuke Sawada
Tohoku University Sendai, Japan
Engineering & Technology / Mechanical Engineering
computational fluid dynamic

H-Index Metrics

  • Total
    34
  • Last 5 Years
    12
  • Last 5 Years / Total
    0.353
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* Total H Index Rankings

Rankings

flag
220,626
World Rank
Japan
4,624
Country Rank
Osaka University Logo
216
University
Ranking Based On Selection:
23
Hajime Nagahara
Osaka University Suita, Japan
Engineering & Technology / Computer Science
Computational Photography | Computer Visio

H-Index Metrics

  • Total
    33
  • Last 5 Years
    27
  • Last 5 Years / Total
    0.818
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* Total H Index Rankings

Rankings

flag
227,877
World Rank
Japan
4,801
Country Rank
University of Tsukuba Logo
87
University
Ranking Based On Selection:
24
Jun Asanuma
University of Tsukuba Tsukuba, Japan
Engineering & Technology / Metallurgical & Materials Engineering
surface hydrology | hydrometeorology | micrometeorolog

H-Index Metrics

  • Total
    33
  • Last 5 Years
    19
  • Last 5 Years / Total
    0.576
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* Total H Index Rankings

Rankings

flag
241,535
World Rank
Japan
5,104
Country Rank
University of Tsukuba Logo
95
University
Ranking Based On Selection:
25
Hiroyuki Kudo|工藤 博幸
University of Tsukuba Tsukuba, Japan
Engineering & Technology / Computer Science
CT | Computed Tomography | Image Reconstruction | Medical Image Processing | Inverse Problem

H-Index Metrics

  • Total
    32
  • Last 5 Years
    18
  • Last 5 Years / Total
    0.563
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