Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :1
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,537
17,149
0.385
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :2
Interventional cardiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,979
4,236
0.607
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :3
尿路生殖器癌 尿路結石症 腎移植
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,785
3,891
0.673
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :4
脳外科 コンピュータ支援外科 fNIRS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,449
3,387
0.296
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :5
Obstetrics and Gynecology
Perinatology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,089
3,064
0.503
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :6
Hematology
Transfusion
Stem cell transplantation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,976
2,902
0.364
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :7
微生物 (Microbiology)
感染症 (Infectious diseases)
微生物ゲノム (Bacterial genome)
抗菌薬耐性 (Drug resistan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,159
2,887
0.237
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :8
Nephrology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,991
2,111
0.529
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :9
Medical Entomology
Parasitology
Tropical Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,909
1,998
0.407
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :10
Rheumatology
Immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,822
1,887
0.241
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :11
neurogenetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,057
1,819
0.360
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :12
Neuroscience
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,569
1,583
0.616
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :13
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,839
1,470
0.518
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :14
Cardiology
Stem Cell Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,149
1,458
0.463
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :15
Gastroenterology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,221
1,446
0.651
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :16
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,174
1,366
0.264
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :17
optical imaging
cancer biology
biomedical engineering
multimodal in vivo imaging
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,758
1,303
0.741
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :18
Nephrology
Diabetology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,872
1,236
0.660
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :19
Gene Therapy
Neurodegenerative Disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,109
918
0.223
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :20
Epidemiology
Public Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
957
890
0.930
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :21
Hematopoietic stem cell transplantation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,080
885
0.819
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :22
整形外科、骨軟部腫瘍、破骨細胞
orthopedic surgery
osteoclast
musculoskeletal tumor
sarcoma
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,611
761
0.291
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :23
Neuroimaging
PCIT
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
938
655
0.698
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :24
Physiology
Molecular biology
Structural biology
Paleontology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
774
653
0.844
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :25
Psychology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,163
554
0.476
Makoto Kuro O
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,537
17,149
0.385
Kenichi Sakakura
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,979
4,236
0.607
Tatsuya Takayama 高山達也
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,785
3,891
0.673
Eiju Watanabe
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,449
3,387
0.296
Akihide Ohkuchi
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,089
3,064
0.503
Obstetrics and Gynecology
Perinatology
藤原慎一郎
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,976
2,902
0.364
Hematology
Transfusion
Stem cell transplantation
崔龍洙 (Longzhu Cui)
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,159
2,887
0.237
微生物 (Microbiology)
感染症 (Infectious diseases)
微生物ゲノム (Bacterial genome)
抗菌薬耐性 (Drug resistan
Yoshiyuki Morishita
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,991
2,111
0.529
Hirotomo Kato
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,909
1,998
0.407
Medical Entomology
Parasitology
Tropical Medicine
Seiji Minota
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,822
1,887
0.241
Haruo Shimazaki
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,057
1,819
0.360
Ayumu Inutsuka
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,569
1,583
0.616
Fumitake Usui
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,839
1,470
0.518
Uosaki Hideki
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,149
1,458
0.463
Hirotsugu Sakamoto
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,221
1,446
0.651
Kaoru Tominaga
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,174
1,366
0.264
Takahiro Kuchimaru
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,758
1,303
0.741
optical imaging
cancer biology
biomedical engineering
multimodal in vivo imaging
Takahiro Masuda
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,872
1,236
0.660
Shin Ichi Muramatsu
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,109
918
0.223
Gene Therapy
Neurodegenerative Disease
Koki Kosami
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
957
890
0.930
Epidemiology
Public Health
Yu Akahoshi
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,080
885
0.819
Hematopoietic stem cell transplantation
Toru Akiyama
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,611
761
0.291
整形外科、骨軟部腫瘍、破骨細胞
orthopedic surgery
osteoclast
musculoskeletal tumor
sarcoma
Yukifumi Monden
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
938
655
0.698
Go Kasuya
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
774
653
0.844
Physiology
Molecular biology
Structural biology
Paleontology
Kenkichi Takase
Jichi Medical School
Tochigi, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,163
554
0.476