Citation Rankings
Highly Cited Researchers
Law Highly Cited Researchers 80 Scientists Citation in Japan 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: 26
international law
civil society governance
development economics
diplomatic history
cinema studie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
102
39
0.382
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* Total Citation Counts Rankings
Ranking Based On Selection: 27
Antitrust law
Competition law
Intellectual propert
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
101
31
0.307
* Total Citation Counts Rankings
Ranking Based On Selection: 28
Law and Economic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
84
41
0.488
* Total Citation Counts Rankings
Ranking Based On Selection: 29
Equity and social justice in education
citizenship education
human right
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
83
66
0.795
* Total Citation Counts Rankings
Ranking Based On Selection: 30
Private International La
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81
44
0.543
* Total Citation Counts Rankings
Ranking Based On Selection: 31
International law
Philosophy of law
Legal theory
Systems theory
Niklas Luhman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73
47
0.644
* Total Citation Counts Rankings
Ranking Based On Selection: 32
international economic la
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65
12
0.185
* Total Citation Counts Rankings
Ranking Based On Selection: 33
la
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64
54
0.844
* Total Citation Counts Rankings
Ranking Based On Selection: 34
International Relations
Game Theory
Data Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60
60
1.000
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* Total Citation Counts Rankings
Ranking Based On Selection: 35
Intellectual Property Law
Copyright La
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59
53
0.898
* Total Citation Counts Rankings
Ranking Based On Selection: 36
intellectual property law
copyright
patent
design
unfair competitio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
25
0.446
* Total Citation Counts Rankings
Ranking Based On Selection: 37
investment arbitration
WTO
Central Asian legal studie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54
45
0.833
* Total Citation Counts Rankings
Ranking Based On Selection: 38
Antitrust Law
Public Procurement
History of Economic Thought
Competition Law
Construction La
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54
21
0.389
* Total Citation Counts Rankings
Ranking Based On Selection: 39
International law
international criminal law
transnational criminal law
law of the se
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
42
0.824
* Total Citation Counts Rankings
Ranking Based On Selection: 40
Business law
empirical legal studies
health law
criminal la
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
19
0.373
* Total Citation Counts Rankings
Ranking Based On Selection: 41
Law and Economic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48
43
0.896
* Total Citation Counts Rankings
Ranking Based On Selection: 42
corporate law
securities law
finance law
trust law
japanese la
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
10
0.250
* Total Citation Counts Rankings
Ranking Based On Selection: 43
Occupational Health Law
Occupational Health and Safety Law
Labor La
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 44
Social Justice Education
Critical Pedagogy
English as a Foreign Languag
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
29
0.906
* Total Citation Counts Rankings
Ranking Based On Selection: 45
International Law
Law of the Sea
Marine Polic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31
28
0.903
* Total Citation Counts Rankings
Ranking Based On Selection: 46
international trade law
relationship between international and domestic law
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29
21
0.724
* Total Citation Counts Rankings
Ranking Based On Selection: 47
La
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
18
0.643
* Total Citation Counts Rankings
Ranking Based On Selection: 48
intellectual property la
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27
7
0.259
* Total Citation Counts Rankings
Ranking Based On Selection: 49
International Politics
Comparative Politics
International La
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 50
Contemporary Russian Politic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
19
0.760
* Total Citation Counts Rankings
Rankings
1,711,522
27,588
2
Ranking Based On Selection: 26
GB Stillman
Temple University Japan
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
102
39
0.382
international law
civil society governance
development economics
diplomatic history
cinema studie
* Total Citation Counts Rankings
Rankings
1,721,320
27,731
91
Ranking Based On Selection: 27
Toshiaki Takigawa
Kansai University
Suita, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
101
31
0.307
Antitrust law
Competition law
Intellectual propert
* Total Citation Counts Rankings
Rankings
1,803,941
28,727
59
Ranking Based On Selection: 28
Yasuhiro Arai
Kochi University
Kochi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
84
41
0.488
* Total Citation Counts Rankings
Rankings
1,808,009
28,781
7
Ranking Based On Selection: 29
Kitayama Yuka
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
83
66
0.795
Equity and social justice in education
citizenship education
human right
* Total Citation Counts Rankings
Rankings
1,820,544
28,941
1,052
Ranking Based On Selection: 30
Béligh Elbalti
Osaka University
Suita, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81
44
0.543
* Total Citation Counts Rankings
Rankings
1,866,934
29,564
1,639
Ranking Based On Selection: 31
Nico Buitendag|Nicolaas Buitendag
Kyoto University
Kyoto, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73
47
0.644
International law
Philosophy of law
Legal theory
Systems theory
Niklas Luhman
* Total Citation Counts Rankings
Rankings
1,919,346
30,246
189
Ranking Based On Selection: 32
İchiro Araki
Yokohama National University
Yokohama, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65
12
0.185
* Total Citation Counts Rankings
Rankings
1,923,304
30,307
527
Ranking Based On Selection: 33
Alison Xu
Waseda University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64
54
0.844
* Total Citation Counts Rankings
Rankings
1,947,195
30,605
858
Ranking Based On Selection: 34
Shohei Doi
Hokkaido University
Sapporo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60
60
1.000
International Relations
Game Theory
Data Scienc
* Total Citation Counts Rankings
Rankings
1,957,061
30,731
538
Ranking Based On Selection: 35
Tatsuhiro Ueno
Waseda University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59
53
0.898
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* Total Citation Counts Rankings
Rankings
1,981,474
31,033
870
Ranking Based On Selection: 36
Branislav Hazucha
Hokkaido University
Sapporo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
25
0.446
intellectual property law
copyright
patent
design
unfair competitio
* Total Citation Counts Rankings
Rankings
1,993,973
31,214
3
Ranking Based On Selection: 37
Alisher Umirdinov
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54
45
0.833
investment arbitration
WTO
Central Asian legal studie
* Total Citation Counts Rankings
Rankings
1,996,375
31,239
89
Ranking Based On Selection: 38
Shigeki Kusunoki|S. Kusunoki
Sophia University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54
21
0.389
Antitrust Law
Public Procurement
History of Economic Thought
Competition Law
Construction La
* Total Citation Counts Rankings
Rankings
2,016,197
31,518
34
Ranking Based On Selection: 39
Ishii Yurika
National Defense Academy of Japan
Yokosuka, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
42
0.824
International law
international criminal law
transnational criminal law
law of the se
* Total Citation Counts Rankings
Rankings
2,018,628
31,537
1,409
Ranking Based On Selection: 40
Hatsuru Morita
Tohoku University
Sendai, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
19
0.373
Business law
empirical legal studies
health law
criminal la
* Total Citation Counts Rankings
Rankings
2,037,707
31,819
36
Ranking Based On Selection: 41
Ken Yahagi
Seikei University
Musashino, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48
43
0.896
* Total Citation Counts Rankings
Rankings
2,104,601
32,725
590
Ranking Based On Selection: 42
Hiroyuki Watanabe
Waseda University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40
10
0.250
corporate law
securities law
finance law
trust law
japanese la
* Total Citation Counts Rankings
Rankings
2,168,380
33,637
239
Ranking Based On Selection: 43
Takenori Mishiba
Kindai University
Osaka, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
Occupational Health Law
Occupational Health and Safety Law
Labor La
* Total Citation Counts Rankings
Rankings
2,172,636
33,697
8
Ranking Based On Selection: 44
Michael Hollenback
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
29
0.906
Social Justice Education
Critical Pedagogy
English as a Foreign Languag
* Total Citation Counts Rankings
Rankings
2,182,765
33,826
616
Ranking Based On Selection: 45
Makoto Seta
Waseda University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31
28
0.903
International Law
Law of the Sea
Marine Polic
* Total Citation Counts Rankings
Rankings
2,204,760
34,115
13
Ranking Based On Selection: 46
Tomohiko Kobayashi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29
21
0.724
international trade law
relationship between international and domestic law
* Total Citation Counts Rankings
Rankings
2,215,634
34,255
889
Ranking Based On Selection: 47
Sean Mcginty
Nagoya University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
18
0.643
* Total Citation Counts Rankings
Rankings
2,228,094
34,431
415
Ranking Based On Selection: 48
Ryo Shimanami
Kobe University
Kobe, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27
7
0.259
* Total Citation Counts Rankings
Rankings
2,240,702
34,611
896
Ranking Based On Selection: 49
Kentaro Fujikawa
Nagoya University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
International Politics
Comparative Politics
International La
* Total Citation Counts Rankings
Rankings
2,246,635
34,695
111
Ranking Based On Selection: 50
Mari Aburamoto
Hosei University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
19
0.760