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. Click for "last 6 years' i10 index". Also see: Universities Rankings 2024 (Sort by : Total i10 Index) and Universities Rankings 2024 (Sort by : Last 6 Years i10 Index)
* Total i10 Index Rankings
World Rank
28,590
Country Rank
728
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/2029.jpg)
![Japan](/flags/jp.png)
![Yasuo Ihara (井原 康夫)](/user/assets/images/profile/no-profile-photo.png)
Alzheimer's Disease
Neuroscience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
211
111
0.526
* Total i10 Index Rankings
World Rank
312,524
Country Rank
7,258
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/2029.jpg)
![Japan](/flags/jp.png)
![Kojiro Ishii](https://cdn.adscientificindex.com/pictures/aa/352580.jpg)
health promotion
physical activity
sports science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
20
0.444
* Total i10 Index Rankings
World Rank
349,341
Country Rank
8,008
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/2029.jpg)
![Japan](/flags/jp.png)
![Hiroaki Misonou](https://cdn.adscientificindex.com/pictures/98/348149.jpg)
Neuroscience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
32
0.800
* Total i10 Index Rankings
World Rank
430,224
Country Rank
9,638
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/2029.jpg)
![Japan](/flags/jp.png)
![Shigeo Takamori](https://cdn.adscientificindex.com/pictures/02/420475.jpg)
Neuroscience
Synapse
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
29
0.906
* Total i10 Index Rankings
World Rank
2,032,810
Country Rank
34,983
Institution Rank : 112
![](https://cdn.adscientificindex.com/logos/2029.jpg)
![Japan](/flags/jp.png)
![Hiroshi Okamoto](/pictures/79/5049343.jpg)
Psychiatry
Autism spectrum disorder
Neuroimaging
Clinical neurophysiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
28,590
![Japan](/flags/jp.png)
728
![](https://cdn.adscientificindex.com/logos/2029.jpg)
2
Yasuo Ihara (井原 康夫)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
211
111
0.526
![](https://cdn.adscientificindex.com/logos/2029.jpg)
Alzheimer's Disease
Neuroscience
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
312,524
![Japan](/flags/jp.png)
7,258
![](https://cdn.adscientificindex.com/logos/2029.jpg)
16
Kojiro Ishii
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
20
0.444
![](https://cdn.adscientificindex.com/logos/2029.jpg)
health promotion
physical activity
sports science
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
349,341
![Japan](/flags/jp.png)
8,008
![](https://cdn.adscientificindex.com/logos/2029.jpg)
18
Hiroaki Misonou
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
32
0.800
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
430,224
![Japan](/flags/jp.png)
9,638
![](https://cdn.adscientificindex.com/logos/2029.jpg)
22
Shigeo Takamori
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
29
0.906
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
2,032,810
![Japan](/flags/jp.png)
34,983
![](https://cdn.adscientificindex.com/logos/2029.jpg)
112
Hiroshi Okamoto
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
![](https://cdn.adscientificindex.com/logos/2029.jpg)
Psychiatry
Autism spectrum disorder
Neuroimaging
Clinical neurophysiology