Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 544 Scientists Citation Rankings - 2025
Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Counts Rankings
Ranking Based On Selection: 1
Cancer
Cell signaling
mice mode
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,046
9,329
0.183
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
metabolic engineering
synthetic biology
cell surface engineering
nanobiotechnolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,531
20,692
0.409
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Bioengineering
Microalgae
Biofuel and Biorefinery
CO2 fixation
Cell-surface display engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,606
23,736
0.802
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Membrane separation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,133
14,449
0.533
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Gastrointestinal Surger
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,920
10,601
0.409
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Metabolomics
Mass Spectrometry
Cance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,713
6,252
0.302
* Total Citation Counts Rankings
Ranking Based On Selection: 7
earth scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,498
5,025
0.245
* Total Citation Counts Rankings
Ranking Based On Selection: 8
astrophysic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,474
3,988
0.205
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Tumor Patholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,390
3,198
0.165
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Development Economics
Agricultural Economic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,647
5,799
0.311
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Material science
Nanomaterial
Nanophotonic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,558
4,448
0.253
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Polymer Colloid
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,967
2,354
0.147
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,719
6,023
0.383
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Chondroitin sulfate
Glycobiology
Glycosaminoglycans
Heparan sulfate
Proteoglycan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,573
4,684
0.301
* Total Citation Counts Rankings
Ranking Based On Selection: 15
nanoscience
plasmonics
nanophotonic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,533
2,300
0.148
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,569
6,394
0.439
* Total Citation Counts Rankings
Ranking Based On Selection: 17
plant secondary metabolism
cytochrome P450
dioxygenase
steroid
strigolacton
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,065
6,808
0.484
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Applied Microbiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,018
3,110
0.222
* Total Citation Counts Rankings
Ranking Based On Selection: 19
eDNA Research
Freshwater Ecology
Ecology of Infectious Diseases
Animal Physiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,845
9,357
0.728
* Total Citation Counts Rankings
Ranking Based On Selection: 20
biotechnology
bioengineering
biorefinery
metabolic engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,861
6,140
0.477
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Biochemistry
Signal Transduction
Cell Biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,529
2,107
0.168
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Organic synthesis
organometallic chemistry
transition metal catalysis
polymer synthesis
organic advanced material
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,487
2,251
0.180
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,020
4,769
0.397
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Metabolic engineering
Synthetic biology
Metabolomics
Applied microbiology
Microalgae and Cyanobacteri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,862
6,491
0.547
* Total Citation Counts Rankings
Ranking Based On Selection: 25
photobiology
skin cance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,848
4,002
0.338
* Total Citation Counts Rankings
Rankings
10,419
123
1
Ranking Based On Selection: 1
Akira Suzuki
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,046
9,329
0.183
Cancer
Cell signaling
mice mode
* Total Citation Counts Rankings
Rankings
10,601
125
2
Ranking Based On Selection: 2
Akihiko Kondo
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,531
20,692
0.409
metabolic engineering
synthetic biology
cell surface engineering
nanobiotechnolog
* Total Citation Counts Rankings
Rankings
24,633
328
3
Ranking Based On Selection: 3
Shih-Hsin Ho 賀詩欣
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,606
23,736
0.802
Bioengineering
Microalgae
Biofuel and Biorefinery
CO2 fixation
Cell-surface display engineerin
* Total Citation Counts Rankings
Rankings
28,087
394
4
Ranking Based On Selection: 4
Hideto Matsuyama
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,133
14,449
0.533
* Total Citation Counts Rankings
Rankings
30,076
422
5
Ranking Based On Selection: 5
Yoshihiro Kakeji
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,920
10,601
0.409
Gastrointestinal Surger
* Total Citation Counts Rankings
Rankings
41,413
609
6
Ranking Based On Selection: 6
Masaru Yoshida
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,713
6,252
0.302
Metabolomics
Mass Spectrometry
Cance
* Total Citation Counts Rankings
Rankings
41,996
622
7
Ranking Based On Selection: 7
Yoshiyuki Tatsumi
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,498
5,025
0.245
* Total Citation Counts Rankings
Rankings
44,995
672
8
Ranking Based On Selection: 8
Junichiro Makino
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,474
3,988
0.205
* Total Citation Counts Rankings
Rankings
45,264
680
9
Ranking Based On Selection: 9
Hiroshi Yokozaki
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,390
3,198
0.165
* Total Citation Counts Rankings
Rankings
47,805
732
10
Ranking Based On Selection: 10
Keijiro Otsuka
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,647
5,799
0.311
Development Economics
Agricultural Economic
Smart Institutional Plan
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* Total Citation Counts Rankings
Rankings
51,832
814
11
Ranking Based On Selection: 11
Minoru Fujii (藤井 稔)|M. Fujii, Fujii, M
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,558
4,448
0.253
Material science
Nanomaterial
Nanophotonic
* Total Citation Counts Rankings
Rankings
58,857
936
12
Ranking Based On Selection: 12
Masayoshi Okubo
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,967
2,354
0.147
* Total Citation Counts Rankings
Rankings
60,156
961
13
Ranking Based On Selection: 13
Toru Takumi
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,719
6,023
0.383
* Total Citation Counts Rankings
Rankings
60,895
971
1
Ranking Based On Selection: 14
Hiroshi Kitagawa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,573
4,684
0.301
Chondroitin sulfate
Glycobiology
Glycosaminoglycans
Heparan sulfate
Proteoglycan
* Total Citation Counts Rankings
Rankings
61,101
977
14
Ranking Based On Selection: 15
Shinji Hayashi
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,533
2,300
0.148
nanoscience
plasmonics
nanophotonic
* Total Citation Counts Rankings
Rankings
66,406
1,078
15
Ranking Based On Selection: 16
Tomoyuki Matsumoto
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,569
6,394
0.439
* Total Citation Counts Rankings
Rankings
69,539
1,148
16
Ranking Based On Selection: 17
Masaharu Mizutani
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,065
6,808
0.484
plant secondary metabolism
cytochrome P450
dioxygenase
steroid
strigolacton
* Total Citation Counts Rankings
Rankings
69,855
1,155
17
Ranking Based On Selection: 18
Ken-İchi Yoshida
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,018
3,110
0.222
* Total Citation Counts Rankings
Rankings
77,827
1,319
19
Ranking Based On Selection: 19
Toshifumi Minamoto
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,845
9,357
0.728
eDNA Research
Freshwater Ecology
Ecology of Infectious Diseases
Animal Physiolog
* Total Citation Counts Rankings
Rankings
77,710
1,317
18
Ranking Based On Selection: 20
Chiaki Ogino
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,861
6,140
0.477
biotechnology
bioengineering
biorefinery
metabolic engineerin
* Total Citation Counts Rankings
Rankings
80,148
1,357
20
Ranking Based On Selection: 21
Tomohiko Maehama
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,529
2,107
0.168
Biochemistry
Signal Transduction
Cell Biolog
* Total Citation Counts Rankings
Rankings
80,479
1,367
21
Ranking Based On Selection: 22
Atsunori Mori
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,487
2,251
0.180
Organic synthesis
organometallic chemistry
transition metal catalysis
polymer synthesis
organic advanced material
* Total Citation Counts Rankings
Rankings
84,385
1,465
22
Ranking Based On Selection: 23
Akio Tomiyama
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,020
4,769
0.397
* Total Citation Counts Rankings
Rankings
85,733
1,493
23
Ranking Based On Selection: 24
Tomohisa Hasunuma
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,862
6,491
0.547
Metabolic engineering
Synthetic biology
Metabolomics
Applied microbiology
Microalgae and Cyanobacteri
* Total Citation Counts Rankings
Rankings
85,863
1,496
24
Ranking Based On Selection: 25
Chikako Nishigori
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,848
4,002
0.338