Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 196 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
Neurology
Human Diseas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,880
8,233
0.229
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Plant Molecular Biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,197
11,527
0.358
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Transcription
noncoding RNA
hormon
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,549
1,929
0.110
* Total Citation Counts Rankings
Ranking Based On Selection: 4
reproductive medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,229
6,033
0.456
* Total Citation Counts Rankings
Ranking Based On Selection: 5
aquatic ecology
plant science
environmental scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,909
3,391
0.311
* Total Citation Counts Rankings
Ranking Based On Selection: 6
水工学、防災減災工学、生態水理�
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,463
4,565
0.436
* Total Citation Counts Rankings
Ranking Based On Selection: 7
computer vision
human-robot interactio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,650
1,614
0.187
* Total Citation Counts Rankings
Ranking Based On Selection: 8
In vitro translation
Membrane proteins
Enzymes
Plant molecular biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,998
2,016
0.252
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Astrophysic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,211
2,925
0.406
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
diebetes mellitu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,988
1,350
0.193
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Endocrinolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,705
2,077
0.310
* Total Citation Counts Rankings
Ranking Based On Selection: 12
小児科学、臨床遺伝学、生化�
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,673
3,472
0.520
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Physical Chemistry
Surface and Interface
Nonlinear Optics
Vibrational Spectroscopy
Time-Resolved Spectroscop
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,540
2,639
0.404
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Molecular chaperones
Heat shock proteins
Stress
Photosynthesi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,948
1,078
0.218
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Plant cell wal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,593
2,081
0.453
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Crystal Growth
Crystal Chemistry
Lead-free elecroceramic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,469
1,157
0.259
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Geoenvironmental Engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,041
2,436
0.603
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Bioorganic chemistry
Organic chemistry
Carbohydrate
Glycoconjugate
Macromolecul chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,919
806
0.206
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Physical Chemistry
Spin Chemistry
Photochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,551
956
0.269
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Motion control
robotics
haptics
rehabilitation robotics
force senso
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,439
1,308
0.380
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,325
741
0.223
* Total Citation Counts Rankings
Ranking Based On Selection: 22
circadian rhythm
function of Bmal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,181
688
0.216
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Data Sciences
Predictive Modeling
Artificial Intelligence
Medical Education
Social Medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,053
1,725
0.565
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Information Security and Cloud computin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,958
1,315
0.445
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Plant Molecular physiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,894
1,264
0.437
* Total Citation Counts Rankings
Rankings
18,323
218
1
Ranking Based On Selection: 1
Takeshi Hayashi
Saitama Medical University
Moroyama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,880
8,233
0.229
* Total Citation Counts Rankings
Rankings
21,653
280
1
Ranking Based On Selection: 2
Masaru Ohme Takagi
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,197
11,527
0.358
Plant Molecular Biolog
* Total Citation Counts Rankings
Rankings
51,864
815
2
Ranking Based On Selection: 3
Riki Kurokawa
Saitama Medical University
Moroyama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,549
1,929
0.110
* Total Citation Counts Rankings
Rankings
75,073
1,271
3
Ranking Based On Selection: 4
Osamu Ishihara
Saitama Medical University
Moroyama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,229
6,033
0.456
* Total Citation Counts Rankings
Rankings
94,755
1,679
2
Ranking Based On Selection: 5
Takashi Asaeda
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,909
3,391
0.311
aquatic ecology
plant science
environmental scienc
* Total Citation Counts Rankings
Rankings
99,489
1,790
3
Ranking Based On Selection: 6
Norio Tanaka
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,463
4,565
0.436
* Total Citation Counts Rankings
Rankings
123,521
2,297
4
Ranking Based On Selection: 7
Yoshinori Kuno
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,650
1,614
0.187
computer vision
human-robot interactio
* Total Citation Counts Rankings
Rankings
134,711
2,555
5
Ranking Based On Selection: 8
Yuzuru Tozawa
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,998
2,016
0.252
In vitro translation
Membrane proteins
Enzymes
Plant molecular biolog
* Total Citation Counts Rankings
Rankings
150,433
2,888
6
Ranking Based On Selection: 9
Satoru Katsuda
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,211
2,925
0.406
* Total Citation Counts Rankings
Rankings
155,570
2,997
4
Ranking Based On Selection: 10
Ikuo Inoue
Saitama Medical University
Moroyama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,988
1,350
0.193
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* Total Citation Counts Rankings
Rankings
162,359
3,149
7
Ranking Based On Selection: 11
Ichiro Sakata
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,705
2,077
0.310
* Total Citation Counts Rankings
Rankings
163,144
3,166
5
Ranking Based On Selection: 12
Akira Ohtake
Saitama Medical University
Moroyama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,673
3,472
0.520
* Total Citation Counts Rankings
Rankings
166,563
3,217
8
Ranking Based On Selection: 13
Shoichi Yamaguchi 山口祥一
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,540
2,639
0.404
Physical Chemistry
Surface and Interface
Nonlinear Optics
Vibrational Spectroscopy
Time-Resolved Spectroscop
* Total Citation Counts Rankings
Rankings
219,450
4,394
9
Ranking Based On Selection: 14
Hitoshi Nakamoto
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,948
1,078
0.218
Molecular chaperones
Heat shock proteins
Stress
Photosynthesi
* Total Citation Counts Rankings
Rankings
235,347
4,730
10
Ranking Based On Selection: 15
Toshihisa Kotake
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,593
2,081
0.453
* Total Citation Counts Rankings
Rankings
241,252
4,853
11
Ranking Based On Selection: 16
Hiroaki Takeda
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,469
1,157
0.259
Crystal Growth
Crystal Chemistry
Lead-free elecroceramic
* Total Citation Counts Rankings
Rankings
264,702
5,316
12
Ranking Based On Selection: 17
Ken Kawamoto
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,041
2,436
0.603
Geoenvironmental Engineerin
* Total Citation Counts Rankings
Rankings
271,932
5,461
13
Ranking Based On Selection: 18
Koji Matsuoka
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,919
806
0.206
Bioorganic chemistry
Organic chemistry
Carbohydrate
Glycoconjugate
Macromolecul chemistr
* Total Citation Counts Rankings
Rankings
295,950
5,993
14
Ranking Based On Selection: 19
Kiminori Maeda
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,551
956
0.269
Physical Chemistry
Spin Chemistry
Photochemistr
* Total Citation Counts Rankings
Rankings
304,130
6,177
15
Ranking Based On Selection: 20
Toshiaki Tsuji
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,439
1,308
0.380
Motion control
robotics
haptics
rehabilitation robotics
force senso
* Total Citation Counts Rankings
Rankings
312,960
6,354
16
Ranking Based On Selection: 21
Seiichiro Nakabayashi
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,325
741
0.223
* Total Citation Counts Rankings
Rankings
324,789
6,590
6
Ranking Based On Selection: 22
Masaaki Ikeda
Saitama Medical University
Moroyama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,181
688
0.216
circadian rhythm
function of Bmal
* Total Citation Counts Rankings
Rankings
335,769
6,811
7
Ranking Based On Selection: 23
Ryuichiro Araki|Ryuichiro ARAKI, 荒木隆一郎
Saitama Medical University
Moroyama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,053
1,725
0.565
Data Sciences
Predictive Modeling
Artificial Intelligence
Medical Education
Social Medicin
* Total Citation Counts Rankings
Rankings
344,526
6,957
17
Ranking Based On Selection: 24
Liqing Xu
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,958
1,315
0.445
Information Security and Cloud computin
* Total Citation Counts Rankings
Rankings
350,672
7,085
18
Ranking Based On Selection: 25
Miho Ikeda
Saitama University
Saitama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,894
1,264
0.437