Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :1
Japanese history
International Relations
memory studies
Japanese studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
10
0.588
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :2
Comparative Politics
Regional Organizations in the Post-Soviet Area
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :3
development
environment
education
international politics
media
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :4
Global Studies
Comparative Politics
and Area (African) Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Saaler Sven
Sophia University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
10
0.588
Japanese history
International Relations
memory studies
Japanese studies
Takeshi Yuasa
Sophia University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
Comparative Politics
Regional Organizations in the Post-Soviet Area
Satish Tandon
Sophia University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
development
environment
education
international politics
media
Kinyua Laban Kithinji
Sophia University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Global Studies
Comparative Politics
and Area (African) Studies