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" (910,673 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: 3
Yoshitaka Hamashima
Organic chemistry
Asymmetric catalysis
Chemical biology
Metrics
H-Index
i10 Index
Citation
48
108
8,729
* Rankings
Ranking Based On Selection: 10
Yoshinari, Kouichi 吉成浩一
Toxicology
Drug metabolism
Nuclear receptor
Metrics
H-Index
i10 Index
Citation
37
89
5,023

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* Rankings
Ranking Based On Selection: 12
Masahiro Tokumura
Environmental engineering
Wastewater treatment
Indoor environment
Risk assessment
Metrics
H-Index
i10 Index
Citation
32
63
3,481
* Rankings
Ranking Based On Selection: 15
Yasue Horiuchi
Medical genetics
Psychiatric genetics
Genetic counseling
Stem cell
Preventive genomics
Metrics
H-Index
i10 Index
Citation
30
51
3,118
* Rankings
Ranking Based On Selection: 18
Hirokazu Kobayashi
plant biotechnology
chloroplasts
gene expression
Metrics
H-Index
i10 Index
Citation
28
53
5,471
* Rankings
Ranking Based On Selection: 19
Eiji Nakatani
Biostatistics
Clinical studies and trials
Epidemiology
Metrics
H-Index
i10 Index
Citation
27
68
2,494
* Rankings
Ranking Based On Selection: 22
Junichi Sawada
mitotic regulation
kinesin
mitotic Inhibitor
transcription factor
transcription Regulation
Metrics
H-Index
i10 Index
Citation
25
33
3,352
* Rankings
Ranking Based On Selection: 23
Shin Ichiro Karaki
Gastrointestinal Physiology
Metrics
H-Index
i10 Index
Citation
24
35
3,796
* Rankings
Ranking Based On Selection: 27
Yasuaki Kawarasaki
Biotechnology
Molecular Biology
Bioengineering
Genetic Engineering
Agricultural Science
Metrics
H-Index
i10 Index
Citation
22
32
1,805
* Rankings
Ranking Based On Selection: 29
Shogo Nakano
Enzymology
Structural Biology
Bioinformatics
Protein engineering
Metrics
H-Index
i10 Index
Citation
20
33
1,071
* Rankings
Ranking Based On Selection: 30
Shigeto Furukawa
Auditory neuroscience and psychophysics
Metrics
H-Index
i10 Index
Citation
19
33
1,605
* Rankings
Ranking Based On Selection: 31
Keita Hirai
Medical genome science
Applied pharmacology
Clinical pharmacology
Pharmacogenomics
Pharmacokinetics
Metrics
H-Index
i10 Index
Citation
18
29
960
* Rankings
Ranking Based On Selection: 34
Jonathan Dehaan
Ludic Language Pedagogy
Games
Language Teaching and Learning
Multiliteracies
Media Education
Metrics
H-Index
i10 Index
Citation
16
21
1,354
* Rankings
Ranking Based On Selection: 35
Keiji Hayashi
Exercise Physiology
Environmental Physiology
Metrics
H-Index
i10 Index
Citation
16
18
857
* Rankings
Ranking Based On Selection: 36
Ryota Shizu
Nuclear receptor
Metrics
H-Index
i10 Index
Citation
13
18
535
* Rankings
Ranking Based On Selection: 38
Yukie Nakai
pediatric dentistry
oral health
behavioral science
Metrics
H-Index
i10 Index
Citation
13
14
953
* Rankings
Ranking Based On Selection: 39
Nurmila Sari
Mitochondrial Diseases
iPSC
Drug Discovery
Heart failure
Molecular medicine
Metrics
H-Index
i10 Index
Citation
11
12
284
* Rankings
Ranking Based On Selection: 41
Shuhei Fujimoto
Health communication
Health informatics
Metrics
H-Index
i10 Index
Citation
10
11
341
* Rankings
Ranking Based On Selection: 48
Kazushi Noro
environmental chemistry
aquatic environment
Metrics
H-Index
i10 Index
Citation
6
5
156
* Rankings
Ranking Based On Selection: 51
Wendy Hempstock
Intestine
tight junctions
Metrics
H-Index
i10 Index
Citation
5
4
77
* Rankings
Ranking Based On Selection: 54
小川勤
特別支援教育 高等教育論 比較教育学
Metrics
H-Index
i10 Index
Citation
4
1
72
* Rankings
Ranking Based On Selection: 58
Lawrence Knowles
contrastive rhetoric
error analysis
English as a second language
Metrics
H-Index
i10 Index
Citation
2
0
7
* Rankings
Ranking Based On Selection: 60
Ted Sarich
Applied linguistics
Communicative Language Teaching
Testing and Evaluation
Second Language Aquisition
Metrics
H-Index
i10 Index
Citation
2
1
20
* Rankings
Ranking Based On Selection: 63
Umma Salma
Environmental sciences
Antibiotic contamination
Risk assessment
Metrics
H-Index
i10 Index
Citation
1
1
15
* Rankings
Ranking Based On Selection: 64
Yoshiaki Kitano|北野嘉章
international law
international criminal law
law of treaties
international humanitarian law
Metrics
H-Index
i10 Index
Citation
1
0
4
* Rankings
Ranking Based On Selection: 66
福永智渉
量子アニーリング,パズル
Metrics
H-Index
i10 Index
Citation
0
0
1
Rankings
Ranking Based On Selection: 1
Kiyoshi Mori
Metrics
H-Index
i10 Index
Citation Counts
64
130
25,959
Rankings
Ranking Based On Selection: 2
Kei Manabe
Metrics
H-Index
i10 Index
Citation Counts
53
119
10,425
Rankings
Ranking Based On Selection: 3
Yoshitaka Hamashima
Metrics
H-Index
i10 Index
Citation Counts
48
108
8,729
Organic chemistry
Asymmetric catalysis
Chemical biology
Rankings
Ranking Based On Selection: 4
Satomi Onoue
Metrics
H-Index
i10 Index
Citation Counts
46
150
8,269
Rankings
Ranking Based On Selection: 5
Kentaro Tamura
Metrics
H-Index
i10 Index
Citation Counts
45
71
5,878
Rankings
Ranking Based On Selection: 6
Kazuo Kinoshita
Metrics
H-Index
i10 Index
Citation Counts
44
59
16,209
Rankings
Ranking Based On Selection: 7
Takeshi Usui
Metrics
H-Index
i10 Index
Citation Counts
39
98
9,794
Rankings
Ranking Based On Selection: 8
Shinji Miura 三浦進司|三浦進司
Metrics
H-Index
i10 Index
Citation Counts
38
70
6,695
Rankings
Ranking Based On Selection: 9
Junko Kurokawa
Metrics
H-Index
i10 Index
Citation Counts
38
61
5,349
Rankings
Ranking Based On Selection: 10
Yoshinari, Kouichi 吉成浩一
Metrics
H-Index
i10 Index
Citation Counts
37
89
5,023
Toxicology
Drug metabolism
Nuclear receptor

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
Noriyuki Miyoshi
Metrics
H-Index
i10 Index
Citation Counts
34
78
4,285
Rankings
Ranking Based On Selection: 12
Masahiro Tokumura
Metrics
H-Index
i10 Index
Citation Counts
32
63
3,481
Environmental engineering
Wastewater treatment
Indoor environment
Risk assessment
Rankings
Ranking Based On Selection: 13
Yasunori Iwao
Metrics
H-Index
i10 Index
Citation Counts
32
84
3,147
Rankings
Ranking Based On Selection: 14
Takako Tomita
Metrics
H-Index
i10 Index
Citation Counts
31
70
3,709
Rankings
Ranking Based On Selection: 15
Yasue Horiuchi
Metrics
H-Index
i10 Index
Citation Counts
30
51
3,118
Medical genetics
Psychiatric genetics
Genetic counseling
Stem cell
Preventive genomics
Rankings
Ranking Based On Selection: 16
Tomohisa Ishikawa
Metrics
H-Index
i10 Index
Citation Counts
30
73
4,885
Rankings
Ranking Based On Selection: 17
Takanori Kanazawa
Metrics
H-Index
i10 Index
Citation Counts
29
53
2,566
Rankings
Ranking Based On Selection: 18
Hirokazu Kobayashi
Metrics
H-Index
i10 Index
Citation Counts
28
53
5,471
plant biotechnology
chloroplasts
gene expression
Rankings
Ranking Based On Selection: 19
Eiji Nakatani
Metrics
H-Index
i10 Index
Citation Counts
27
68
2,494
Biostatistics
Clinical studies and trials
Epidemiology
Rankings
Ranking Based On Selection: 20
Akira Minami
Metrics
H-Index
i10 Index
Citation Counts
27
49
2,058
Rankings
Ranking Based On Selection: 21
Sohei Ito
Metrics
H-Index
i10 Index
Citation Counts
25
45
2,117
Rankings
Ranking Based On Selection: 22
Junichi Sawada
Metrics
H-Index
i10 Index
Citation Counts
25
33
3,352
mitotic regulation
kinesin
mitotic Inhibitor
transcription factor
transcription Regulation
Rankings
Ranking Based On Selection: 23
Shin Ichiro Karaki
Metrics
H-Index
i10 Index
Citation Counts
24
35
3,796
Gastrointestinal Physiology
Rankings
Ranking Based On Selection: 24
Kazuho Sakamoto
Metrics
H-Index
i10 Index
Citation Counts
23
30
1,514
Rankings
Ranking Based On Selection: 25
Yuta Tsunematsu
Metrics
H-Index
i10 Index
Citation Counts
22
39
2,413
Rankings
Ranking Based On Selection: 26
Michio Sato
Metrics
H-Index
i10 Index
Citation Counts
22
35
1,688
Rankings
Ranking Based On Selection: 27
Yasuaki Kawarasaki
Metrics
H-Index
i10 Index
Citation Counts
22
32
1,805
Biotechnology
Molecular Biology
Bioengineering
Genetic Engineering
Agricultural Science
Rankings
Ranking Based On Selection: 28
Yuichi Miyake
Metrics
H-Index
i10 Index
Citation Counts
20
33
2,327
Rankings
Ranking Based On Selection: 29
Shogo Nakano
Metrics
H-Index
i10 Index
Citation Counts
20
33
1,071
Enzymology
Structural Biology
Bioinformatics
Protein engineering
Rankings
Ranking Based On Selection: 30
Shigeto Furukawa
Metrics
H-Index
i10 Index
Citation Counts
19
33
1,605
Auditory neuroscience and psychophysics
Rankings
Ranking Based On Selection: 31
Keita Hirai
Metrics
H-Index
i10 Index
Citation Counts
18
29
960
Medical genome science
Applied pharmacology
Clinical pharmacology
Pharmacogenomics
Pharmacokinetics
Rankings
Ranking Based On Selection: 32
Mizuki Tanaka
Metrics
H-Index
i10 Index
Citation Counts
17
21
878
Rankings
Ranking Based On Selection: 33
Hironori Hondoh
Metrics
H-Index
i10 Index
Citation Counts
17
29
914
Rankings
Ranking Based On Selection: 34
Jonathan Dehaan
Metrics
H-Index
i10 Index
Citation Counts
16
21
1,354
Ludic Language Pedagogy
Games
Language Teaching and Learning
Multiliteracies
Media Education
Rankings
Ranking Based On Selection: 35
Keiji Hayashi
Metrics
H-Index
i10 Index
Citation Counts
16
18
857
Exercise Physiology
Environmental Physiology
Rankings
Ranking Based On Selection: 36
Ryota Shizu
Metrics
H-Index
i10 Index
Citation Counts
13
18
535
Rankings
Ranking Based On Selection: 37
Murakami Kazuya
Metrics
H-Index
i10 Index
Citation Counts
13
18
614
Rankings
Ranking Based On Selection: 38
Yukie Nakai
Metrics
H-Index
i10 Index
Citation Counts
13
14
953
pediatric dentistry
oral health
behavioral science
Rankings
Ranking Based On Selection: 39
Nurmila Sari
Metrics
H-Index
i10 Index
Citation Counts
11
12
284
Mitochondrial Diseases
iPSC
Drug Discovery
Heart failure
Molecular medicine
Rankings
Ranking Based On Selection: 40
Yukako Komaki
Metrics
H-Index
i10 Index
Citation Counts
10
11
666
Rankings
Ranking Based On Selection: 41
Shuhei Fujimoto
Metrics
H-Index
i10 Index
Citation Counts
10
11
341
Health communication
Health informatics
Rankings
Ranking Based On Selection: 42
Chikara Ueki
Metrics
H-Index
i10 Index
Citation Counts
10
10
346
Rankings
Ranking Based On Selection: 43
Akinori Miyakoshi
Metrics
H-Index
i10 Index
Citation Counts
10
10
277
Rankings
Ranking Based On Selection: 45
Osamu Kushida
Metrics
H-Index
i10 Index
Citation Counts
8
7
201
Rankings
Ranking Based On Selection: 46
Yoichi Ohta
Metrics
H-Index
i10 Index
Citation Counts
8
6
201
Rankings
Ranking Based On Selection: 47
Koichi Sawasaki
Metrics
H-Index
i10 Index
Citation Counts
7
2
90
Rankings
Ranking Based On Selection: 48
Kazushi Noro
Metrics
H-Index
i10 Index
Citation Counts
6
5
156
environmental chemistry
aquatic environment
Rankings
Ranking Based On Selection: 49
Yuki Tamari
Metrics
H-Index
i10 Index
Citation Counts
6
5
151
Rankings
Ranking Based On Selection: 50
Yuta Hatanaka
Metrics
H-Index
i10 Index
Citation Counts
5
4
131
Rankings
Ranking Based On Selection: 51
Wendy Hempstock
Metrics
H-Index
i10 Index
Citation Counts
5
4
77
Intestine
tight junctions
Rankings
Ranking Based On Selection: 52
Steven Willett
Metrics
H-Index
i10 Index
Citation Counts
5
3
95
Rankings
Ranking Based On Selection: 53
Konaka Shinya
Metrics
H-Index
i10 Index
Citation Counts
4
2
56
Rankings
Ranking Based On Selection: 54
小川勤
Metrics
H-Index
i10 Index
Citation Counts
4
1
72
特別支援教育 高等教育論 比較教育学
Rankings
Ranking Based On Selection: 55
Yuji Mori
Metrics
H-Index
i10 Index
Citation Counts
3
3
89
Rankings
Ranking Based On Selection: 56
Naoka Mori|森 直香
Metrics
H-Index
i10 Index
Citation Counts
3
0
22
Rankings
Ranking Based On Selection: 57
Satoki Aoki
Metrics
H-Index
i10 Index
Citation Counts
2
1
20
Rankings
Ranking Based On Selection: 58
Lawrence Knowles
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
contrastive rhetoric
error analysis
English as a second language
Rankings
Ranking Based On Selection: 59
Kiyoko Ishikawa
Metrics
H-Index
i10 Index
Citation Counts
2
1
31
french
francopone literafure
Rankings
Ranking Based On Selection: 60
Ted Sarich
Metrics
H-Index
i10 Index
Citation Counts
2
1
20
Applied linguistics
Communicative Language Teaching
Testing and Evaluation
Second Language Aquisition
Rankings
Ranking Based On Selection: 61
迫秀樹
Metrics
H-Index
i10 Index
Citation Counts
2
0
21
Rankings
Ranking Based On Selection: 62
Yoshimichi Ishikawa
Metrics
H-Index
i10 Index
Citation Counts
2
0
9
Rankings
Ranking Based On Selection: 63
Umma Salma
Metrics
H-Index
i10 Index
Citation Counts
1
1
15
Environmental sciences
Antibiotic contamination
Risk assessment
Rankings
Ranking Based On Selection: 64
Yoshiaki Kitano|北野嘉章
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
international law
international criminal law
law of treaties
international humanitarian law
Rankings
Ranking Based On Selection: 65
Yudai Nishiyama
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
Rankings
Ranking Based On Selection: 66
福永智渉
Metrics
H-Index
i10 Index
Citation Counts
0
0
1
量子アニーリング,パズル