Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Architecture and Design, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
![Akinori Takahashi](/user/assets/images/profile/no-profile-photo.png)
Seabird
biologging
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,334
4,133
0.564
![Hideaki Motoyama](/user/assets/images/profile/no-profile-photo.png)
Glaciology
Ice core science
Paleoclimate
Snow Hydrology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,812
4,042
0.412
![Shuji Fujita](https://cdn.adscientificindex.com/pictures/46/4407035.jpg)
Glaciology
Ice Core
Radioglaciology
Ice Physics
Climate Change
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,118
2,584
0.422
![Kenji Horie](/user/assets/images/profile/no-profile-photo.png)
Earth Science
Isotope Geochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,033
1,955
0.485
![Yutaka Tobo](/user/assets/images/profile/no-profile-photo.png)
Atmospheric aerosols
Aerosol-cloud interactions
Ice nucleation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,170
1,916
0.604
![Yasunobu Ogawa](https://cdn.adscientificindex.com/pictures/74/4407699.jpg)
Upper atmospheric physics
ionospheric physics
ionosphere
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,244
1,912
0.589
![Ryuho Kataoka](https://cdn.adscientificindex.com/pictures/af/4406710.jpg)
Space Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,756
1,870
0.498
![Jun'İchi Okuno](/user/assets/images/profile/no-profile-photo.png)
Earth Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,306
1,662
0.503
![Clive Howard-Williams](/user/assets/images/profile/no-profile-photo.png)
freshwater and polar biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,827
1,618
0.183
![菅沼悠介](https://cdn.adscientificindex.com/pictures/27/4407979.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,840
1,048
0.570
![Jean-Baptiste Thiebot](https://cdn.adscientificindex.com/pictures/66/4405256.jpg)
Marine Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,498
1,004
0.670
![Yusuke Suganuma](https://cdn.adscientificindex.com/pictures/9d/4407924.jpg)
Earth Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,655
988
0.597
![Naoya Imae](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,510
898
0.595
![Yoshihiro Tomikawa](/user/assets/images/profile/no-profile-photo.png)
Atmospheric Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,649
808
0.490
* Last 6 Years Citation Counts Rankings
![Takahiro Iida](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,282
669
0.522
* Last 6 Years Citation Counts Rankings
![Yukiko Tanabe](https://cdn.adscientificindex.com/pictures/e7/4407903.jpg)
Aquatic Ecology
Limnology
Microbiology
Environmental Science
Earth Life Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
958
666
0.695
* Last 6 Years Citation Counts Rankings
![Takeshige Ishiwa](https://cdn.adscientificindex.com/pictures/48/4407323.jpg)
sea-level change
last glacial period
Antarctica
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
722
614
0.850
* Last 6 Years Citation Counts Rankings
![Shun Tsutaki](https://cdn.adscientificindex.com/pictures/53/5292828.jpg)
Glaciology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
908
574
0.632
* Last 6 Years Citation Counts Rankings
![Mami Takehara](https://cdn.adscientificindex.com/pictures/dc/4460477.jpg)
geology
geochemistry
petrology
analytical chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
606
502
0.828
* Last 6 Years Citation Counts Rankings
![Atsushi Yoshida](https://cdn.adscientificindex.com/pictures/45/4510798.jpg)
Earth system
Aerosol
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
535
482
0.901
* Last 6 Years Citation Counts Rankings
![Naoko Nagatsuka](/user/assets/images/profile/no-profile-photo.png)
glacier
ice core
cryoconite
mineral dust
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
600
481
0.802
* Last 6 Years Citation Counts Rankings
![Ikumi Oyabu](/user/assets/images/profile/no-profile-photo.png)
paleoclimate
glaciology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
547
441
0.806
* Last 6 Years Citation Counts Rankings
![Ryosuke Makabe](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
891
410
0.460
* Last 6 Years Citation Counts Rankings
![Takanori Nishiyama](/user/assets/images/profile/no-profile-photo.png)
Upper Atmospheric Physics
Space Plasma Physics
Planetary Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
571
373
0.653
* Last 6 Years Citation Counts Rankings
![Masakazu Fujii](/user/assets/images/profile/no-profile-photo.png)
Earth and Planetary Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
662
357
0.539
Akinori Takahashi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,334
4,133
0.564
Hideaki Motoyama
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,812
4,042
0.412
Glaciology
Ice core science
Paleoclimate
Snow Hydrology
Shuji Fujita
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,118
2,584
0.422
Glaciology
Ice Core
Radioglaciology
Ice Physics
Climate Change
Kenji Horie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,033
1,955
0.485
Earth Science
Isotope Geochemistry
Yutaka Tobo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,170
1,916
0.604
Yasunobu Ogawa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,244
1,912
0.589
Ryuho Kataoka
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,756
1,870
0.498
Jun'İchi Okuno
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,306
1,662
0.503
Clive Howard-Williams
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,827
1,618
0.183
菅沼悠介
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,840
1,048
0.570
Jean-Baptiste Thiebot
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,498
1,004
0.670
Yusuke Suganuma
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,655
988
0.597
Naoya Imae
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,510
898
0.595
Yoshihiro Tomikawa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,649
808
0.490
Takahiro Iida
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,282
669
0.522
Yukiko Tanabe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
958
666
0.695
Aquatic Ecology
Limnology
Microbiology
Environmental Science
Earth Life Science
Takeshige Ishiwa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
722
614
0.850
Shun Tsutaki
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
908
574
0.632
Mami Takehara
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
606
502
0.828
geology
geochemistry
petrology
analytical chemistry
Atsushi Yoshida
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
535
482
0.901
Naoko Nagatsuka
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
600
481
0.802
Ikumi Oyabu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
547
441
0.806
Ryosuke Makabe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
891
410
0.460
Takanori Nishiyama
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
571
373
0.653
Upper Atmospheric Physics
Space Plasma Physics
Planetary Science
Masakazu Fujii
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
662
357
0.539