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)
![Hirokazu Ishino](/user/assets/images/profile/no-profile-photo.png)
Astroparticle Physics
Elementary Particle Physics
High Energy Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
135,514
36,391
0.269
![Jian Feng Ma](https://cdn.adscientificindex.com/pictures/52/354786.jpg)
Plant Mineral Nutrition
Transporter
Mineral Stress
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,195
29,742
0.502
![Naoki Yamaji|山地直樹](https://cdn.adscientificindex.com/pictures/9d/410011.jpg)
Plant physiology
Plant Biology
Plant nutrition
Agricultural science
rice
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,927
17,323
0.599
![Tadashi Yoshino](https://cdn.adscientificindex.com/pictures/d7/409658.jpg)
Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,500
11,970
0.337
![Jian-Ren Shen](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,543
10,873
0.482
![Atsuko Kibayashi](/user/assets/images/profile/no-profile-photo.png)
Astroparticle Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,063
9,932
0.231
![Yoshimasa Nakamura](https://cdn.adscientificindex.com/pictures/e2/409916.jpg)
Food phytochemicals
Isothiocyanates
Polyphenols
Chemoprevention
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,769
6,126
0.326
![Nobuhiro Suzuki](/user/assets/images/profile/no-profile-photo.png)
Virology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,794
5,522
0.564
![Kumiko Yoshihara](https://cdn.adscientificindex.com/pictures/45/394650.jpg)
Dental Materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,229
5,499
0.668
![Ken Ichiro Hayashi](/user/assets/images/profile/no-profile-photo.png)
Plant hormones
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,125
5,022
0.414
![Takashi Hirayama](/user/assets/images/profile/no-profile-photo.png)
Plant stress response
Plant hormone response
Singnal transduction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,465
4,958
0.343
![Eizo Nakamura](https://cdn.adscientificindex.com/pictures/61/547116.jpg)
Geochemistry
Cosmochemistry
Petrology
Geophysics
Planetary Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,936
4,662
0.335
![Masahiro Nishibori](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,977
4,564
0.416
![Kadoaki Ohashi](https://cdn.adscientificindex.com/pictures/9f/510399.jpg)
Molecular targeted therapy
Cancer Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,093
4,355
0.614
![Shintaro Munemasa](https://cdn.adscientificindex.com/pictures/26/417179.jpg)
plant physiology
electrophysiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,293
4,312
0.591
![Harald O Jeschke](https://cdn.adscientificindex.com/pictures/97/485905.jpg)
Computational Materials Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,747
4,052
0.463
![Yuta Nishina](https://cdn.adscientificindex.com/pictures/4b/419942.jpg)
organic chemistry
materials chemistry
catalysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,622
3,800
0.676
![Yasufumi Umena](https://cdn.adscientificindex.com/pictures/96/419941.jpg)
Protein crystallography
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,186
3,611
0.441
![Akiyoshi Osaka](/user/assets/images/profile/no-profile-photo.png)
Bioceramics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,873
3,253
0.253
![Masaharu Seno|妹尾昌治](/user/assets/images/profile/no-profile-photo.png)
cancer stem cell
cancer biology
drug delivery
molecular targeting
cancer treatment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,909
3,130
0.242
![Takashi Yoshino](https://cdn.adscientificindex.com/pictures/68/414346.jpg)
High pressure Earth and Planetary Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,826
3,118
0.457
![Hirokazu Okayama](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,049
3,066
0.607
![Michihiro Suga](https://cdn.adscientificindex.com/pictures/5e/518799.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,835
2,971
0.614
![Keiji Naruse](https://cdn.adscientificindex.com/pictures/29/354682.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,944
2,855
0.287
![Tanaka Hideki](/user/assets/images/profile/no-profile-photo.png)
Theoretical Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,009
2,819
0.256
Hirokazu Ishino
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
135,514
36,391
0.269
Astroparticle Physics
Elementary Particle Physics
High Energy Physics
Jian Feng Ma
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,195
29,742
0.502
Plant Mineral Nutrition
Transporter
Mineral Stress
Naoki Yamaji|山地直樹
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,927
17,323
0.599
Plant physiology
Plant Biology
Plant nutrition
Agricultural science
rice
Tadashi Yoshino
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,500
11,970
0.337
Jian-Ren Shen
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,543
10,873
0.482
Atsuko Kibayashi
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,063
9,932
0.231
Yoshimasa Nakamura
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,769
6,126
0.326
Food phytochemicals
Isothiocyanates
Polyphenols
Chemoprevention
Nobuhiro Suzuki
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,794
5,522
0.564
Kumiko Yoshihara
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,229
5,499
0.668
Ken Ichiro Hayashi
Okayama University of Science
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,125
5,022
0.414
Takashi Hirayama
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,465
4,958
0.343
Plant stress response
Plant hormone response
Singnal transduction
Eizo Nakamura
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,936
4,662
0.335
Geochemistry
Cosmochemistry
Petrology
Geophysics
Planetary Science
Masahiro Nishibori
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,977
4,564
0.416
Kadoaki Ohashi
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,093
4,355
0.614
Shintaro Munemasa
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,293
4,312
0.591
plant physiology
electrophysiology
Harald O Jeschke
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,747
4,052
0.463
Computational Materials Science
Yuta Nishina
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,622
3,800
0.676
organic chemistry
materials chemistry
catalysis
Yasufumi Umena
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,186
3,611
0.441
Protein crystallography
Akiyoshi Osaka
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,873
3,253
0.253
Masaharu Seno|妹尾昌治
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,909
3,130
0.242
cancer stem cell
cancer biology
drug delivery
molecular targeting
cancer treatment
Takashi Yoshino
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,826
3,118
0.457
High pressure Earth and Planetary Science
Hirokazu Okayama
Fukushima Medical University
Fukushima, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,049
3,066
0.607
Michihiro Suga
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,835
2,971
0.614
Keiji Naruse
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,944
2,855
0.287
Tanaka Hideki
Okayama University
Okayama, Japan
![Japan](/flags/jp.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,009
2,819
0.256