Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 55 Scientists Citation Rankings - 2025

The Citation Rankings (Highly Cited Researchers) list highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the Scientists Last 6 Years Citation Index, Universities Total Citations Rankings 2025, and Universities Last 6 Years Citations Rankings 2025.

* Total Citation Counts Rankings
Ranking Based On Selection: 1
Japan
Tetsuji Okada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,058
1,263
0.090
* Total Citation Counts Rankings
Ranking Based On Selection: 2
Japan
Toru Shimada|嶋田 透
Insect Genomics
Insect Molecular Biology
Insect Biochemistry
Lepidoptera
Sericulture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,683
3,330
0.263
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Japan
Hal Tasaki
mathematical physics
statistical physics
quantum physics
condensed matter physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,395
3,766
0.304
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Japan
Masaki Akaogi
Mineral physics
High-pressure research
Calorimetry
Solid state inorganic chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,845
2,194
0.223
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Japan
Katsuto Tanaka
time series analysis
econometric theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,376
917
0.144
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Japan
Kenji Yajima
Analysis
PDE
Mathematical Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,260
804
0.189
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Japan
Nobuyuki Matsumoto
Cavity optomechanics
Quantum control
Quantum sensing
Gravity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,159
2,979
0.716
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Japan
Midori Toyama
Psychology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,104
2,179
0.531
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Japan
Takuya Hirano
Quantum Optics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,686
1,102
0.299

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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Japan
Yuki Hirakawa
plant biology
developmental biology
meristem
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,577
2,044
0.571
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Japan
Tomohiko Inui
Productivity
International Economics
Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,657
640
0.241
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Japan
Naoto Shiraishi
statistical mechanics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,141
1,677
0.783
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Japan
Takeshi Ohno
geochemistry
isotope
ICP-MS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,848
684
0.370
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Japan
Kaoru Hosono
Macroeconomics
Banking and Finance
Firm Growth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,490
487
0.327
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Japan
Tatsuya Morofuji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,369
747
0.546
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Japan
Junko Shimizu
international finance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,292
350
0.271
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Japan
荒川 一郎
表面物理学,真空科学
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,288
160
0.124
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Japan
Junichi Nishimura
Industrial organization
Innovation
Policy evaluation
Productivity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,260
562
0.446
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Japan
Tetsuji Kuboyama|久保山 哲二
Data Mining
Machine Learning
Pattern Matching
Edit Distance
Archival Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,172
307
0.262
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Japan
Chan Hyun Sohn
International Trade and Investment
Economic Growth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
724
176
0.243
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Japan
衞藤 雄二郎
量子光学
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
711
317
0.446
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Japan
Koichiro Ueda
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
690
345
0.500
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Japan
Clemence Garcia
accounting
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
649
138
0.213
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Japan
Tsubasa Ichikawa
Quantum Physics
Quantum Information
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
589
261
0.443
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Japan
Soyeon Kim
Leadership
International Human Resource Management
Cross-cultural management
Diversity Management & CSR in Asia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
540
426
0.789
* Total Citation Counts Rankings
Rankings
66,617
Japan
1,088
1
Ranking Based On Selection: 1
Tetsuji Okada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,058
1,263
0.090
* Total Citation Counts Rankings
Rankings
75,825
Japan
1,282
2
Ranking Based On Selection: 2
Toru Shimada|嶋田 透
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,683
3,330
0.263
Insect Genomics
Insect Molecular Biology
Insect Biochemistry
Lepidoptera
Sericulture
* Total Citation Counts Rankings
Rankings
77,927
Japan
1,327
3
Ranking Based On Selection: 3
Hal Tasaki
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,395
3,766
0.304
mathematical physics
statistical physics
quantum physics
condensed matter physics
* Total Citation Counts Rankings
Rankings
102,418
Japan
1,858
4
Ranking Based On Selection: 4
Masaki Akaogi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,845
2,194
0.223
Mineral physics
High-pressure research
Calorimetry
Solid state inorganic chemistry
* Total Citation Counts Rankings
Rankings
164,443
Japan
3,204
5
Ranking Based On Selection: 5
Katsuto Tanaka
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,376
917
0.144
time series analysis
econometric theory
* Total Citation Counts Rankings
Rankings
242,807
Japan
4,906
6
Ranking Based On Selection: 6
Kenji Yajima
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,260
804
0.189
* Total Citation Counts Rankings
Rankings
248,226
Japan
5,014
7
Ranking Based On Selection: 7
Nobuyuki Matsumoto
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,159
2,979
0.716
Cavity optomechanics
Quantum control
Quantum sensing
Gravity
* Total Citation Counts Rankings
Rankings
251,281
Japan
5,071
8
Ranking Based On Selection: 8
Midori Toyama
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,104
2,179
0.531
* Total Citation Counts Rankings
Rankings
276,213
Japan
5,595
9
Ranking Based On Selection: 9
Takuya Hirano
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,686
1,102
0.299
* Total Citation Counts Rankings
Rankings
283,495
Japan
5,754
10
Ranking Based On Selection: 10
Yuki Hirakawa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,577
2,044
0.571
plant biology
developmental biology
meristem

360° Institutional Performance & Benchmarking Click Here for Live Demo 

Gain data-driven strategic insights into your institution’s academic performance, global positioning, and competitive strengths through advanced analysis and benchmarking

with 20 similarly ranked institutions at City, Country, Region, and Global levels. 

* Total Citation Counts Rankings
Rankings
362,606
Japan
7,370
11
Ranking Based On Selection: 11
Tomohiko Inui
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,657
640
0.241
Productivity
International Economics
Education
* Total Citation Counts Rankings
Rankings
426,614
Japan
8,673
12
Ranking Based On Selection: 12
Naoto Shiraishi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,141
1,677
0.783
* Total Citation Counts Rankings
Rankings
473,534
Japan
9,573
13
Ranking Based On Selection: 13
Takeshi Ohno
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,848
684
0.370
* Total Citation Counts Rankings
Rankings
545,923
Japan
10,939
14
Ranking Based On Selection: 14
Kaoru Hosono
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,490
487
0.327
Macroeconomics
Banking and Finance
Firm Growth
* Total Citation Counts Rankings
Rankings
575,113
Japan
11,452
15
Ranking Based On Selection: 15
Tatsuya Morofuji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,369
747
0.546
* Total Citation Counts Rankings
Rankings
595,397
Japan
11,841
16
Ranking Based On Selection: 16
Junko Shimizu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,292
350
0.271
* Total Citation Counts Rankings
Rankings
596,537
Japan
11,863
17
Ranking Based On Selection: 17
荒川 一郎
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,288
160
0.124
表面物理学,真空科学
* Total Citation Counts Rankings
Rankings
604,257
Japan
12,010
18
Ranking Based On Selection: 18
Junichi Nishimura
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,260
562
0.446
Industrial organization
Innovation
Policy evaluation
Productivity
* Total Citation Counts Rankings
Rankings
630,174
Japan
12,442
19
Ranking Based On Selection: 19
Tetsuji Kuboyama|久保山 哲二
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,172
307
0.262
Data Mining
Machine Learning
Pattern Matching
Edit Distance
Archival Science
* Total Citation Counts Rankings
Rankings
801,153
Japan
15,220
20
Ranking Based On Selection: 20
Chan Hyun Sohn
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
724
176
0.243
International Trade and Investment
Economic Growth
* Total Citation Counts Rankings
Rankings
807,133
Japan
15,313
21
Ranking Based On Selection: 21
衞藤 雄二郎
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
711
317
0.446
* Total Citation Counts Rankings
Rankings
817,352
Japan
15,493
22
Ranking Based On Selection: 22
Koichiro Ueda
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
690
345
0.500
* Total Citation Counts Rankings
Rankings
838,055
Japan
15,835
23
Ranking Based On Selection: 23
Clemence Garcia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
649
138
0.213
* Total Citation Counts Rankings
Rankings
869,879
Japan
16,338
24
Ranking Based On Selection: 24
Tsubasa Ichikawa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
589
261
0.443
* Total Citation Counts Rankings
Rankings
899,088
Japan
16,759
25
Ranking Based On Selection: 25
Soyeon Kim
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
540
426
0.789
Leadership
International Human Resource Management
Cross-cultural management
Diversity Management & CSR in Asia