i10 Productivity
Rankings

Soka University Scientists i10 Productivity Rankings (Sort by last 6 years i10 Index) 2025

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
Japan
Tatsuki Toda
Environmental Technology
Restoration Ecology
Aquatic Ecology
Planktonology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
144
94
0.653
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :2
Japan
Kiyoko Aoki Kinoshita
Glycoinformatics
bioinformatics
neuroinformatics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
52
0.722
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :3
Japan
Norio Kurosawa
Microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
33
0.635
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :4
United States
Bryan Penprase
Quasar absorption line spectroscopy
interstellar medium astrophysics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
32
0.627
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :5
Japan
Tatsushi Matsuyama
chemical engineering
powder technology
applied electrostatics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
30
0.536
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :6
Japan
Manabu Asai
Econometrics
Financial Econometrics
Statistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
25
0.658
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :7
Japan
Isamu Okada
Social Dilemmas
Evolutionary Game Theory
Social Simulation
Computational Social Science
Evolution of Cooperation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
22
0.759
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :8
Japan
Victor S Kuwahara
Biological Oceanography
Environmental Optics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
19
0.679
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :9
Japan
Shinichi Akizuki
photobioreactor
nitrogen removal
microgravity
resource recovery
biological applications
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :10
Japan
Shuichiro Goda
Protein Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
17
0.459
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :11
Japan
Junichi Ida
Nanomaterials
Themoresponsive polymer
CO2 separation
photocatalysts
biomass gasification
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
16
0.571
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :12
United States
Deike Peters
urban planning
urban studies
transportation
environmental studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
15
0.469
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :13
Japan
Shinjiro Sato
Soil Science
Biochar
Tropical Forest Conservation
Weste Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
15
0.750
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :14
United States
Shane J Barter
Political Science
Armed Conflict
Democratization
Political Islam
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
14
0.737
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :15
Japan
Masamichi Ikeguchi
protein folding and assembly
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
12
0.300
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :16
Japan
Sachi Edwards
Social Justice Education
Intergroup/Interfaith Dialogue
Religious Diversity
Critical Religious Identity Studies
Higher Educa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :17
United States
Esther S Chang
Adolescent development
culture
parenting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :18
Japan
Shuhei Iimura|飯村 周平
Developmental Psychology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :19
Japan
Tomoko Sakiyama
Insect Foraging
Movement Strategy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :20
Japan
Akio Shimizu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
9
0.257
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :21
United States
M Robert Hamersley
Biogeochemical cycling in aquatic ecosystems. Nitrogen and carbon cycling. Wetland plant/sediment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
9
0.692
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :22
Japan
Hiroyuki D Sakai
Microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :23
United States
Peter Burns
urban politics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :24
United States
Junyi Liu
economic development
international economics
public health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
8
0.800
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :25
Japan
U Aytun Ozturk|Ugur Aytun Ozturk, U. A. Ozturk
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
8
0.800
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 1
Tatsuki Toda
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
144
94
0.653
Environmental Technology
Restoration Ecology
Aquatic Ecology
Planktonology
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 2
Kiyoko Aoki Kinoshita
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
52
0.722
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 3
Norio Kurosawa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
33
0.635
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 4
Bryan Penprase
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
32
0.627
Quasar absorption line spectroscopy
interstellar medium astrophysics
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 5
Tatsushi Matsuyama
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
30
0.536
chemical engineering
powder technology
applied electrostatics
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 6
Manabu Asai
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
25
0.658
Econometrics
Financial Econometrics
Statistics
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 7
Isamu Okada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
22
0.759
Social Dilemmas
Evolutionary Game Theory
Social Simulation
Computational Social Science
Evolution of Cooperation
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 8
Victor S Kuwahara
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
19
0.679
Biological Oceanography
Environmental Optics
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 9
Shinichi Akizuki
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
photobioreactor
nitrogen removal
microgravity
resource recovery
biological applications
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 10
Shuichiro Goda
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
17
0.459
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 11
Junichi Ida
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
16
0.571
Nanomaterials
Themoresponsive polymer
CO2 separation
photocatalysts
biomass gasification
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 12
Deike Peters
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
15
0.469
urban planning
urban studies
transportation
environmental studies
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 13
Shinjiro Sato
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
15
0.750
Soil Science
Biochar
Tropical Forest Conservation
Weste Management
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 14
Shane J Barter
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
14
0.737
Political Science
Armed Conflict
Democratization
Political Islam
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 15
Masamichi Ikeguchi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
12
0.300
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 16
Sachi Edwards
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
Social Justice Education
Intergroup/Interfaith Dialogue
Religious Diversity
Critical Religious Identity Studies
Higher Educa
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 17
Esther S Chang
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
Adolescent development
culture
parenting
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 18
Shuhei Iimura|飯村 周平
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 19
Tomoko Sakiyama
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 20
Akio Shimizu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
9
0.257
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 21
M Robert Hamersley
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
9
0.692
Biogeochemical cycling in aquatic ecosystems. Nitrogen and carbon cycling. Wetland plant/sediment
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 22
Hiroyuki D Sakai
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 23
Peter Burns
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 24
Junyi Liu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
8
0.800
economic development
international economics
public health
* Last 6 Years i10 Index Rankings
Rankings
Ranking Based On Selection: 25
U Aytun Ozturk|Ugur Aytun Ozturk, U. A. Ozturk
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
8
0.800