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" (888,752 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
Eiju Watanabe
脳外科 コンピュータ支援外科 fNIRS
Metrics
H-Index
i10 Index
Citation
46
195
11,740
* Rankings
Ranking Based On Selection: 4
Hirotomo Kato
Medical Entomology
Parasitology
Tropical Medicine
Metrics
H-Index
i10 Index
Citation
42
106
5,166
* Rankings
Ranking Based On Selection: 5
崔龍洙 (Longzhu Cui)
微生物 (Microbiology)
感染症 (Infectious diseases)
微生物ゲノム (Bacterial genome)
抗菌薬耐性 (Drug resistan
Metrics
H-Index
i10 Index
Citation
38
70
12,452

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* Rankings
Ranking Based On Selection: 11
Tatsuya Takayama 高山達也
尿路生殖器癌 尿路結石症 腎移植
Metrics
H-Index
i10 Index
Citation
26
43
6,042
* Rankings
Ranking Based On Selection: 12
Shigeru Sato
Developmental biology
Evolutionary biology
Metrics
H-Index
i10 Index
Citation
25
31
2,704
* Rankings
Ranking Based On Selection: 13
Toru Akiyama
整形外科、骨軟部腫瘍、破骨細胞
orthopedic surgery
osteoclast
musculoskeletal tumor
sarcoma
Metrics
H-Index
i10 Index
Citation
24
31
2,654
* Rankings
Ranking Based On Selection: 17
藤原慎一郎
Hematology
Transfusion
Stem cell transplantation
Metrics
H-Index
i10 Index
Citation
22
56
8,214
* Rankings
Ranking Based On Selection: 18
Takahiro Kuchimaru
optical imaging
cancer biology
biomedical engineering
multimodal in vivo imaging
Metrics
H-Index
i10 Index
Citation
22
34
1,883
* Rankings
Ranking Based On Selection: 22
Yu Akahoshi
Hematopoietic stem cell transplantation
Metrics
H-Index
i10 Index
Citation
19
43
1,172
* Rankings
Ranking Based On Selection: 27
Hitoshi Sugawara (菅原斉)
General Medicine
Case Report
Internal Medicine
Geriatrics
Metrics
H-Index
i10 Index
Citation
16
21
1,464
* Rankings
Ranking Based On Selection: 29
Hiroshi Yajima
Biology
Evolution
Development
Neuroscience
Metrics
H-Index
i10 Index
Citation
15
19
1,035
* Rankings
Ranking Based On Selection: 31
Kazuaki Kameda
Hematology
Oncology
Stem Cell Transplantation
Infectious Diseases
Immunology
Metrics
H-Index
i10 Index
Citation
14
22
676
* Rankings
Ranking Based On Selection: 34
Go Kasuya
Physiology
Molecular biology
Structural biology
Paleontology
Metrics
H-Index
i10 Index
Citation
12
13
847
* Rankings
Ranking Based On Selection: 36
Yasuhiro Omata
depression
cancer
dementia
immune
Metrics
H-Index
i10 Index
Citation
11
13
359
* Rankings
Ranking Based On Selection: 37
Md Mahadi Hassan
Molecular biology
Immunity and Infection
Drug delivery
Drug metabolism
Cancer Biology.
Metrics
H-Index
i10 Index
Citation
10
10
436
* Rankings
Ranking Based On Selection: 39
Nawin Chanthra
Regenerative medicine
Pluripotent stem cells
Pluripotent stem cell-derived cardiomyocytes
Cardiomyocyte maturation
Metrics
H-Index
i10 Index
Citation
9
9
566
* Rankings
Ranking Based On Selection: 40
Yoshiyuki Onuki
Sleep
Multisensory processing
Brain stimulation
Gene therapy
Metrics
H-Index
i10 Index
Citation
8
8
542
* Rankings
Ranking Based On Selection: 41
Liangcheng Wang (王良誠)
Cell‐free and concentrated ascites reinfusion therapy
The care of women with complications of pregnancy
Obstetrical Hemorrh
Metrics
H-Index
i10 Index
Citation
8
7
314
* Rankings
Ranking Based On Selection: 46
淺田義和(Yoshikazu Asada)
medical education
e-learning
instructional design
learning analytics
escape room
Metrics
H-Index
i10 Index
Citation
6
3
200
Rankings
Ranking Based On Selection: 1
Makoto Kuro O
Metrics
H-Index
i10 Index
Citation Counts
101
212
45,777
Rankings
Ranking Based On Selection: 2
Seiji Minota
Metrics
H-Index
i10 Index
Citation Counts
50
136
7,965
Rankings
Ranking Based On Selection: 3
Eiju Watanabe
Metrics
H-Index
i10 Index
Citation Counts
46
195
11,740
脳外科 コンピュータ支援外科 fNIRS
Rankings
Ranking Based On Selection: 4
Hirotomo Kato
Metrics
H-Index
i10 Index
Citation Counts
42
106
5,166
Medical Entomology
Parasitology
Tropical Medicine
Rankings
Ranking Based On Selection: 5
崔龍洙 (Longzhu Cui)
Metrics
H-Index
i10 Index
Citation Counts
38
70
12,452
微生物 (Microbiology)
感染症 (Infectious diseases)
微生物ゲノム (Bacterial genome)
抗菌薬耐性 (Drug resistan
Rankings
Ranking Based On Selection: 6
Akihide Ohkuchi
Metrics
H-Index
i10 Index
Citation Counts
38
127
6,322
Rankings
Ranking Based On Selection: 7
Kenichi Sakakura
Metrics
H-Index
i10 Index
Citation Counts
35
128
7,359
Rankings
Ranking Based On Selection: 8
Yoshiyuki Morishita
Metrics
H-Index
i10 Index
Citation Counts
29
82
4,111
Rankings
Ranking Based On Selection: 9
Kaoru Tominaga
Metrics
H-Index
i10 Index
Citation Counts
29
42
5,279
Rankings
Ranking Based On Selection: 10
Hirotsugu Sakamoto
Metrics
H-Index
i10 Index
Citation Counts
28
46
2,354

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
Tatsuya Takayama 高山達也
Metrics
H-Index
i10 Index
Citation Counts
26
43
6,042
尿路生殖器癌 尿路結石症 腎移植
Rankings
Ranking Based On Selection: 12
Shigeru Sato
Metrics
H-Index
i10 Index
Citation Counts
25
31
2,704
Rankings
Ranking Based On Selection: 13
Toru Akiyama
Metrics
H-Index
i10 Index
Citation Counts
24
31
2,654
整形外科、骨軟部腫瘍、破骨細胞
orthopedic surgery
osteoclast
musculoskeletal tumor
sarcoma
Rankings
Ranking Based On Selection: 14
Hiroshi Miyashita
Metrics
H-Index
i10 Index
Citation Counts
24
37
1,861
Rankings
Ranking Based On Selection: 15
Uosaki Hideki
Metrics
H-Index
i10 Index
Citation Counts
22
29
3,266
Rankings
Ranking Based On Selection: 16
Fumitake Usui
Metrics
H-Index
i10 Index
Citation Counts
22
26
2,920
Rankings
Ranking Based On Selection: 17
藤原慎一郎
Metrics
H-Index
i10 Index
Citation Counts
22
56
8,214
Hematology
Transfusion
Stem cell transplantation
Rankings
Ranking Based On Selection: 18
Takahiro Kuchimaru
Metrics
H-Index
i10 Index
Citation Counts
22
34
1,883
optical imaging
cancer biology
biomedical engineering
multimodal in vivo imaging
Rankings
Ranking Based On Selection: 19
Haruo Shimazaki
Metrics
H-Index
i10 Index
Citation Counts
22
33
5,189
Rankings
Ranking Based On Selection: 20
Kenkichi Takase
Metrics
H-Index
i10 Index
Citation Counts
20
26
1,214
Rankings
Ranking Based On Selection: 21
Shin Ichi Muramatsu
Metrics
H-Index
i10 Index
Citation Counts
20
20
4,181
Rankings
Ranking Based On Selection: 22
Yu Akahoshi
Metrics
H-Index
i10 Index
Citation Counts
19
43
1,172
Rankings
Ranking Based On Selection: 23
Koichi Nakajo
Metrics
H-Index
i10 Index
Citation Counts
19
24
1,283
Rankings
Ranking Based On Selection: 24
Ayumu Inutsuka
Metrics
H-Index
i10 Index
Citation Counts
18
21
2,686
Rankings
Ranking Based On Selection: 25
Takahiro Masuda
Metrics
H-Index
i10 Index
Citation Counts
18
26
1,969
Rankings
Ranking Based On Selection: 26
Yukifumi Monden
Metrics
H-Index
i10 Index
Citation Counts
17
24
987
Rankings
Ranking Based On Selection: 27
Hitoshi Sugawara (菅原斉)
Metrics
H-Index
i10 Index
Citation Counts
16
21
1,464
General Medicine
Case Report
Internal Medicine
Geriatrics
Rankings
Ranking Based On Selection: 28
Junji Mitsushita
Metrics
H-Index
i10 Index
Citation Counts
16
17
2,049
Rankings
Ranking Based On Selection: 29
Hiroshi Yajima
Metrics
H-Index
i10 Index
Citation Counts
15
19
1,035
Rankings
Ranking Based On Selection: 30
Koki Kosami
Metrics
H-Index
i10 Index
Citation Counts
14
24
1,046
Rankings
Ranking Based On Selection: 31
Kazuaki Kameda
Metrics
H-Index
i10 Index
Citation Counts
14
22
676
Hematology
Oncology
Stem Cell Transplantation
Infectious Diseases
Immunology
Rankings
Ranking Based On Selection: 32
Shinichiro Yokota
Metrics
H-Index
i10 Index
Citation Counts
14
18
749
Rankings
Ranking Based On Selection: 33
Jun Watanabe
Metrics
H-Index
i10 Index
Citation Counts
13
18
528
Rankings
Ranking Based On Selection: 34
Go Kasuya
Metrics
H-Index
i10 Index
Citation Counts
12
13
847
Physiology
Molecular biology
Structural biology
Paleontology
Rankings
Ranking Based On Selection: 35
Satoru Inoda
Metrics
H-Index
i10 Index
Citation Counts
11
11
421
Rankings
Ranking Based On Selection: 36
Yasuhiro Omata
Metrics
H-Index
i10 Index
Citation Counts
11
13
359
depression
cancer
dementia
immune
Rankings
Ranking Based On Selection: 37
Md Mahadi Hassan
Metrics
H-Index
i10 Index
Citation Counts
10
10
436
Molecular biology
Immunity and Infection
Drug delivery
Drug metabolism
Cancer Biology.
Rankings
Ranking Based On Selection: 38
Masanobu Okayama
Metrics
H-Index
i10 Index
Citation Counts
10
10
596
Rankings
Ranking Based On Selection: 39
Nawin Chanthra
Metrics
H-Index
i10 Index
Citation Counts
9
9
566
Regenerative medicine
Pluripotent stem cells
Pluripotent stem cell-derived cardiomyocytes
Cardiomyocyte maturation
Rankings
Ranking Based On Selection: 40
Yoshiyuki Onuki
Metrics
H-Index
i10 Index
Citation Counts
8
8
542
Sleep
Multisensory processing
Brain stimulation
Gene therapy
Rankings
Ranking Based On Selection: 41
Liangcheng Wang (王良誠)
Metrics
H-Index
i10 Index
Citation Counts
8
7
314
Cell‐free and concentrated ascites reinfusion therapy
The care of women with complications of pregnancy
Obstetrical Hemorrh
Rankings
Ranking Based On Selection: 42
大庭 真俊
Metrics
H-Index
i10 Index
Citation Counts
8
6
188
Rankings
Ranking Based On Selection: 43
Erika Hishida
Metrics
H-Index
i10 Index
Citation Counts
7
6
195
Rankings
Ranking Based On Selection: 44
Takanori Miura
Metrics
H-Index
i10 Index
Citation Counts
6
3
94
Rankings
Ranking Based On Selection: 45
Ken Kato
Metrics
H-Index
i10 Index
Citation Counts
6
6
304
Rankings
Ranking Based On Selection: 46
淺田義和(Yoshikazu Asada)
Metrics
H-Index
i10 Index
Citation Counts
6
3
200
medical education
e-learning
instructional design
learning analytics
escape room
Rankings
Ranking Based On Selection: 47
Ayako Kokubo(小久保 綾子)|浦邊 綾子
Metrics
H-Index
i10 Index
Citation Counts
5
4
100
血圧変動、生体医工学