Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,864 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection :1
Yoshio Yamaoka
消化器病、感染症
Metrics
H-Index
i10 Index
Citation
98
337
34,402
* Rankings
Ranking Based On Selection :2
Kazuhiro Tanaka
骨軟部腫瘍・肉腫(サルコーマ)
Metrics
H-Index
i10 Index
Citation
44
100
5,983
* Rankings
Ranking Based On Selection :3
Hiroyuki Takaoka
Taxonomy of blackflies (Diptera: Simulidae)
Metrics
H-Index
i10 Index
Citation
38
243
7,579
* Rankings
Ranking Based On Selection :5
Yuji Hatanaka
Medical Imaging
Pattern Recognition
Virtual Reality
Retinal Image Analysis
Data Mining
Metrics
H-Index
i10 Index
Citation
31
62
3,681
* Rankings
Ranking Based On Selection :8
Atsushi Kondo
Adsorption
Metal-Organic Framework
porous materials
Metrics
H-Index
i10 Index
Citation
27
36
2,372
* Rankings
Ranking Based On Selection :9
Takunori Harada
circularly polarized luminescence
Metrics
H-Index
i10 Index
Citation
27
60
2,316
* Rankings
Ranking Based On Selection :10
Takashi Matsumoto
Hasama
Yufu
Oita
Metrics
H-Index
i10 Index
Citation
24
41
1,509
* Rankings
Ranking Based On Selection :11
Haruo Fujino
Dohsa-hou
body-oriented psychotherapy
schizophrenia
muscular dystrophy
Metrics
H-Index
i10 Index
Citation
22
32
1,810
* Rankings
Ranking Based On Selection :12
Takuya Iwashita
condensed matter physics
liquids
glasses
colloids
metallic glass
Metrics
H-Index
i10 Index
Citation
21
26
2,022
* Rankings
Ranking Based On Selection :13
Tatsuki Kurokawa
Ion channels
Metrics
H-Index
i10 Index
Citation
21
27
1,550
* Rankings
Ranking Based On Selection :15
Toru Otsuru
Acoustics
Building engineering
Architectural acoustics
Noise control Engineering
Metrics
H-Index
i10 Index
Citation
19
33
1,290
* Rankings
Ranking Based On Selection :16
Katsunari Shibata
Reinforcement Learning
Neural Network
Artificial General Intelligence
Metrics
H-Index
i10 Index
Citation
19
43
1,514
* Rankings
Ranking Based On Selection :18
Masato Tanigawa
biological physics
DNA
Bayesian Network
Bayesian statistics
Metrics
H-Index
i10 Index
Citation
16
19
1,691
* Rankings
Ranking Based On Selection :21
Masaya Anan
Biomechanics · Physical Therapy · Motion Analysis
Metrics
H-Index
i10 Index
Citation
13
15
647
* Rankings
Ranking Based On Selection :22
Tetsuo Kamina
Programming Languages
Software Engineering
Metrics
H-Index
i10 Index
Citation
13
18
573
* Rankings
Ranking Based On Selection :23
Toshiya Takami
Nonlinear Science
High Performance Computing
Metrics
H-Index
i10 Index
Citation
12
15
486
* Rankings
Ranking Based On Selection :25
Hirokazu Wakuda
Clinical Pharmacology and Therapeutics
Pharmacology
Pharmacokinetics
Metrics
H-Index
i10 Index
Citation
10
10
223
Ricky Indra Alfaray
Microbiology
Internal Medicine
Public Health
Helicobacter pylori
Metrics
H-Index
i10 Index
Citation
7
3
156
Akitoshi Uchida (内田 昭利)
Educational Psychology
evidence-based education (教育心理学、証拠に基づく教育)
Metrics
H-Index
i10 Index
Citation
7
6
212
相浦洋志, Hiroshi Aiura
空間経済学、医療経済学
Metrics
H-Index
i10 Index
Citation
7
5
115
Batsaikhan Saruuljavkhlan
Helicobacter pylori
Microbiota
Gastroenterology
Endoscopy
Metrics
H-Index
i10 Index
Citation
5
2
84
橋本淳
燃焼,すす,PM,エンジン
Metrics
H-Index
i10 Index
Citation
5
1
66
Takayuki Koike
Sports biomechanics
Motor learning
Motor Control
Gait & Locomotion
Affective Computing
Metrics
H-Index
i10 Index
Citation
5
2
68
大井 尚司
交通、観光、公共
Metrics
H-Index
i10 Index
Citation
4
1
59
Magdeline Elizabeth Carrasco Apolinario
Neuroscience
Metabolism
Diabetes
Metrics
H-Index
i10 Index
Citation
3
1
26
大分大学都甲研究室
被服学,染色,染織,衣生活,生活工学,STEAM教育
Metrics
H-Index
i10 Index
Citation
3
0
43
都甲由紀子
被服学,染織
Metrics
H-Index
i10 Index
Citation
3
0
33
Hirokazu Kano
International Management
Entrepreneurship
Strategic Management
Metrics
H-Index
i10 Index
Citation
3
0
18
Itsuki Watanabe
Stochastic process
probability
Markov processes
Approximation problem
Dynamical systems
Metrics
H-Index
i10 Index
Citation
2
0
10
飯田法子
臨床心理学 福祉心理学
Metrics
H-Index
i10 Index
Citation
1
0
3
Kei Tanaka
建築構造学
Metrics
H-Index
i10 Index
Citation
1
0
1
Rankings
Ranking Based On Selection: 1
Yoshio Yamaoka
Metrics
H-Index
i10 Index
Citation Counts
98
337
34,402
消化器病、感染症
Rankings
Ranking Based On Selection: 2
Kazuhiro Tanaka
Metrics
H-Index
i10 Index
Citation Counts
44
100
5,983
Rankings
Ranking Based On Selection: 3
Hiroyuki Takaoka
Metrics
H-Index
i10 Index
Citation Counts
38
243
7,579
Rankings
Ranking Based On Selection: 4
Yuji Higaki
Metrics
H-Index
i10 Index
Citation Counts
34
86
3,844
Rankings
Ranking Based On Selection: 5
Yuji Hatanaka
Metrics
H-Index
i10 Index
Citation Counts
31
62
3,681
Medical Imaging
Pattern Recognition
Virtual Reality
Retinal Image Analysis
Data Mining
Rankings
Ranking Based On Selection: 7
Katsuhiro Hanada
Metrics
H-Index
i10 Index
Citation Counts
28
42
3,970
Rankings
Ranking Based On Selection: 8
Atsushi Kondo
Metrics
H-Index
i10 Index
Citation Counts
27
36
2,372
Adsorption
Metal-Organic Framework
porous materials
Rankings
Ranking Based On Selection: 9
Takunori Harada
Metrics
H-Index
i10 Index
Citation Counts
27
60
2,316
circularly polarized luminescence
Rankings
Ranking Based On Selection: 10
Takashi Matsumoto
Metrics
H-Index
i10 Index
Citation Counts
24
41
1,509
Rankings
Ranking Based On Selection: 11
Haruo Fujino
Metrics
H-Index
i10 Index
Citation Counts
22
32
1,810
Dohsa-hou
body-oriented psychotherapy
schizophrenia
muscular dystrophy
Rankings
Ranking Based On Selection: 12
Takuya Iwashita
Metrics
H-Index
i10 Index
Citation Counts
21
26
2,022
condensed matter physics
liquids
glasses
colloids
metallic glass
Rankings
Ranking Based On Selection: 13
Tatsuki Kurokawa
Metrics
H-Index
i10 Index
Citation Counts
21
27
1,550
Rankings
Ranking Based On Selection: 14
Hiroki Sato
Metrics
H-Index
i10 Index
Citation Counts
19
27
1,831
Rankings
Ranking Based On Selection: 15
Toru Otsuru
Metrics
H-Index
i10 Index
Citation Counts
19
33
1,290
Acoustics
Building engineering
Architectural acoustics
Noise control Engineering
Rankings
Ranking Based On Selection: 16
Katsunari Shibata
Metrics
H-Index
i10 Index
Citation Counts
19
43
1,514
Reinforcement Learning
Neural Network
Artificial General Intelligence
Rankings
Ranking Based On Selection: 17
Hisato Sugata
Metrics
H-Index
i10 Index
Citation Counts
16
19
683
Rankings
Ranking Based On Selection: 18
Masato Tanigawa
Metrics
H-Index
i10 Index
Citation Counts
16
19
1,691
biological physics
DNA
Bayesian Network
Bayesian statistics
Rankings
Ranking Based On Selection: 19
Osamu Tokumaru
Metrics
H-Index
i10 Index
Citation Counts
14
17
604
Rankings
Ranking Based On Selection: 20
Ichitaro Abe
Metrics
H-Index
i10 Index
Citation Counts
13
17
771
Rankings
Ranking Based On Selection: 21
Masaya Anan
Metrics
H-Index
i10 Index
Citation Counts
13
15
647
Biomechanics · Physical Therapy · Motion Analysis
Rankings
Ranking Based On Selection: 22
Tetsuo Kamina
Metrics
H-Index
i10 Index
Citation Counts
13
18
573
Rankings
Ranking Based On Selection: 23
Toshiya Takami
Metrics
H-Index
i10 Index
Citation Counts
12
15
486
Rankings
Ranking Based On Selection: 24
Shuji Yoshikawa
Metrics
H-Index
i10 Index
Citation Counts
11
11
308
Rankings
Ranking Based On Selection: 25
Hirokazu Wakuda
Metrics
H-Index
i10 Index
Citation Counts
10
10
223
Clinical Pharmacology and Therapeutics
Pharmacology
Pharmacokinetics
Rankings
Ranking Based On Selection: 27
Ricky Indra Alfaray
Metrics
H-Index
i10 Index
Citation Counts
7
3
156
Microbiology
Internal Medicine
Public Health
Helicobacter pylori
Rankings
Ranking Based On Selection: 28
Akitoshi Uchida (内田 昭利)
Metrics
H-Index
i10 Index
Citation Counts
7
6
212
Educational Psychology
evidence-based education (教育心理学、証拠に基づく教育)
Rankings
Ranking Based On Selection: 29
相浦洋志, Hiroshi Aiura
Metrics
H-Index
i10 Index
Citation Counts
7
5
115
空間経済学、医療経済学
Rankings
Ranking Based On Selection: 30
小田和広
Metrics
H-Index
i10 Index
Citation Counts
6
2
105
Rankings
Ranking Based On Selection: 31
Yuya Nakamoto|中本裕哉
Metrics
H-Index
i10 Index
Citation Counts
5
5
136
Rankings
Ranking Based On Selection: 32
Batsaikhan Saruuljavkhlan
Metrics
H-Index
i10 Index
Citation Counts
5
2
84
Helicobacter pylori
Microbiota
Gastroenterology
Endoscopy
Rankings
Ranking Based On Selection: 33
橋本淳
Metrics
H-Index
i10 Index
Citation Counts
5
1
66
燃焼,すす,PM,エンジン
Rankings
Ranking Based On Selection: 34
Takayuki Koike
Metrics
H-Index
i10 Index
Citation Counts
5
2
68
Sports biomechanics
Motor learning
Motor Control
Gait & Locomotion
Affective Computing
Rankings
Ranking Based On Selection: 35
Christopher Burkart
Metrics
H-Index
i10 Index
Citation Counts
5
2
52
Rankings
Ranking Based On Selection: 36
大井 尚司
Metrics
H-Index
i10 Index
Citation Counts
4
1
59
交通、観光、公共
Rankings
Ranking Based On Selection: 37
Camilia Savitri
Metrics
H-Index
i10 Index
Citation Counts
3
1
29
Rankings
Ranking Based On Selection: 38
Magdeline Elizabeth Carrasco Apolinario
Metrics
H-Index
i10 Index
Citation Counts
3
1
26
Neuroscience
Metabolism
Diabetes
Rankings
Ranking Based On Selection: 39
大分大学都甲研究室
Metrics
H-Index
i10 Index
Citation Counts
3
0
43
被服学,染色,染織,衣生活,生活工学,STEAM教育
Rankings
Ranking Based On Selection: 40
都甲由紀子
Metrics
H-Index
i10 Index
Citation Counts
3
0
33
Rankings
Ranking Based On Selection: 41
Hirokazu Kano
Metrics
H-Index
i10 Index
Citation Counts
3
0
18
International Management
Entrepreneurship
Strategic Management
Rankings
Ranking Based On Selection: 42
Itsuki Watanabe
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Stochastic process
probability
Markov processes
Approximation problem
Dynamical systems
Rankings
Ranking Based On Selection: 43
Keijirou Watanabe
Metrics
H-Index
i10 Index
Citation Counts
1
1
12
Rankings
Ranking Based On Selection: 44
飯田法子
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
臨床心理学 福祉心理学
Rankings
Ranking Based On Selection: 45
Kei Tanaka
Metrics
H-Index
i10 Index
Citation Counts
1
0
1