Total 2,403,032 scientists, country 221, and institutions 24,466 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 26
![Tsuyoshi Furumoto](/user/assets/images/profile/no-profile-photo.png)
Plant Physiology
Environmental Adaptation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
9
0.474
* Total i10 IndexRankings
Ranking Based On Selection: 27
![Iida Shinji](https://cdn.adscientificindex.com/pictures/c9/357744.jpg)
theory of condensed matter physics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
3
0.158
* Total i10 IndexRankings
Ranking Based On Selection: 28
![Tetsuo Yamamoto](https://cdn.adscientificindex.com/pictures/46/434963.jpg)
Software Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
6
0.333
* Total i10 IndexRankings
Ranking Based On Selection: 29
![Taro Maeda](https://cdn.adscientificindex.com/pictures/35/430082.jpg)
symbiosis kleptoplasty genome ribosomal DNA
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
* Total i10 IndexRankings
Ranking Based On Selection: 30
![Kenta Oku](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
4
0.250
* Total i10 IndexRankings
Ranking Based On Selection: 31
![Kosuke Shimizu](/user/assets/images/profile/no-profile-photo.png)
International Relations
Political Theory
Japanese Politics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
11
0.733
* Total i10 IndexRankings
Ranking Based On Selection: 32
![Saburo Higuchi 樋口三郎|樋口 三郎](https://cdn.adscientificindex.com/pictures/68/402559.jpg)
Physics
Educational Technology
Web Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 33
![Kosuke Beppu](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 34
![Toshinobu Nagamine|長嶺寿宣](https://cdn.adscientificindex.com/pictures/0b/4507387.jpg)
Teacher education
Reflective practice
Teacher cognition
Teacher emotions
Education policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
5
0.417
* Total i10 IndexRankings
Ranking Based On Selection: 35
![Wataru Uemura](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
4
0.333
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
* Total i10 IndexRankings
Ranking Based On Selection: 36
![Hiroshi Nakano](/user/assets/images/profile/no-profile-photo.png)
Theoretical Computer Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
1
0.100
* Total i10 IndexRankings
Ranking Based On Selection: 37
![Ching Chang Chen](https://cdn.adscientificindex.com/pictures/6b/296244.jpg)
critical security studies
foreign policy analysis
international relations theory
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
5
0.714
* Total i10 IndexRankings
Ranking Based On Selection: 38
![Yoshiaki Nishikawa](/user/assets/images/profile/no-profile-photo.png)
Seed governance
participatory research
local resource management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
3
0.429
* Total i10 IndexRankings
Ranking Based On Selection: 39
![Chapple Julian](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 40
![Michael Furmanovsky](https://cdn.adscientificindex.com/pictures/e8/4523624.jpg)
Japanese popular culture 1960s popular music Japanese fashion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 IndexRankings
Ranking Based On Selection: 41
![Shimada Daisaku, 嶋田大作](https://cdn.adscientificindex.com/pictures/2f/4524015.jpg)
commons
environmental economics
ecological economics
Norway
Natural resource management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 42
![Jonah Salz](/user/assets/images/profile/no-profile-photo.png)
kyogen theatre translation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
1
0.250
* Total i10 IndexRankings
Ranking Based On Selection: 43
![Julian Pigott](https://cdn.adscientificindex.com/pictures/c1/4769747.jpg)
Motivation
education
the expert problem
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 IndexRankings
Ranking Based On Selection: 44
![内田 欣吾uchida Kingo](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 IndexRankings
Ranking Based On Selection: 45
![Atsushi Komine](/user/assets/images/profile/no-profile-photo.png)
history of economic thought
economics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 46
![Milos Debnar](/user/assets/images/profile/no-profile-photo.png)
Sociology
Migration studies
Ethnic studies
Whiteness
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 47
![Takehiko Ochiai](https://cdn.adscientificindex.com/pictures/ef/4769601.jpg)
African Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 48
![Kazuya Hyogo](/user/assets/images/profile/no-profile-photo.png)
Decision Theory
Mathematical Economics
Microeconomics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 49
![Ma. Reinaruth Carlos](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 50
![相澤 育郎aizawa İkuo](/user/assets/images/profile/no-profile-photo.png)
犯罪者処遇
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Tsuyoshi Furumoto
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
9
0.474
Plant Physiology
Environmental Adaptation
Iida Shinji
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
3
0.158
Tetsuo Yamamoto
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
6
0.333
Taro Maeda
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
Kenta Oku
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
4
0.250
Kosuke Shimizu
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
11
0.733
International Relations
Political Theory
Japanese Politics
Saburo Higuchi 樋口三郎|樋口 三郎
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
0
0.000
Kosuke Beppu
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Toshinobu Nagamine|長嶺寿宣
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
5
0.417
Teacher education
Reflective practice
Teacher cognition
Teacher emotions
Education policy
Wataru Uemura
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
4
0.333
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Hiroshi Nakano
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
1
0.100
Theoretical Computer Science
Ching Chang Chen
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
5
0.714
critical security studies
foreign policy analysis
international relations theory
Yoshiaki Nishikawa
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
3
0.429
Seed governance
participatory research
local resource management
Chapple Julian
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
Michael Furmanovsky
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
Shimada Daisaku, 嶋田大作
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
commons
environmental economics
ecological economics
Norway
Natural resource management
Jonah Salz
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
1
0.250
Julian Pigott
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
内田 欣吾uchida Kingo
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
Atsushi Komine
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
0
0.000
history of economic thought
economics
Milos Debnar
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Sociology
Migration studies
Ethnic studies
Whiteness
Takehiko Ochiai
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Kazuya Hyogo
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
Decision Theory
Mathematical Economics
Microeconomics
Ma. Reinaruth Carlos
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
相澤 育郎aizawa İkuo
Ryukoku University
Kyoto, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000