Top 100 Scientists

Top 100 Scientists in Japan 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,121,187 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 2
Masahiro Kuze
High Energy physics
collider physics
neutrino physic
Metrics
 
H-Index
i10 Index
Citation
265
1,411
389,240
* Rankings
Ranking Based On Selection: 3
Makoto Tomoto
Particle physics
High energy physic
Metrics
 
H-Index
i10 Index
Citation
247
1,312
339,970
* Rankings
Ranking Based On Selection: 6
Yusuke Nakamura
Cancer
Genomics
Genetics
Precision Medicine
Drug Developmen
Metrics
 
H-Index
i10 Index
Citation
217
1,556
232,714
* Rankings
Ranking Based On Selection: 7
Masayuki Yamamoto
Biochemistry
Oxidative Stress
Redox Biology
Molecular Biolog
Metrics
 
H-Index
i10 Index
Citation
202
919
165,231
* Rankings
Ranking Based On Selection: 9
Kenta Shigaki
High Energy Nuclear Physic
Metrics
 
H-Index
i10 Index
Citation
180
635
128,294
* Rankings
Ranking Based On Selection: 10
Teruo Okano
Tissue Engineering
Regenerative Medicine
Intelligent Polymer
Biomaterials
Drug Delivery System
Metrics
 
H-Index
i10 Index
Citation
177
904
112,565
* Rankings
Ranking Based On Selection: 11
Hirokazu Ishino
Astroparticle Physics
Elementary Particle Physics
High Energy Physic
Metrics
 
H-Index
i10 Index
Citation
176
912
140,521
* Rankings
Ranking Based On Selection: 12
Yasunori Yamazaki
物理�
Metrics
 
H-Index
i10 Index
Citation
171
759
109,994
* Rankings
Ranking Based On Selection: 13
Kazunori Kataoka
Biomaterials
Polymers
Drug Delivery
Nanotechnolog
Metrics
 
H-Index
i10 Index
Citation
168
742
108,812
* Rankings
Ranking Based On Selection: 15
Hideyuki Okano
stem cell biology
neuroscienc
Metrics
 
H-Index
i10 Index
Citation
161
944
100,691
* Rankings
Ranking Based On Selection: 17
Katsuhiko Nagai
Theoretical Condensed Matter Physic
Metrics
 
H-Index
i10 Index
Citation
157
681
117,069
* Rankings
Ranking Based On Selection: 18
Akira Fujishima
Photocatalysis
Boron-doped diamond electrod
Metrics
 
H-Index
i10 Index
Citation
155
866
172,560
* Rankings
Ranking Based On Selection: 19
Jinhua Ye
Photocatalysis
Solar energy conversion
Photofunctional Materials
Nanomaterial
Metrics
 
H-Index
i10 Index
Citation
151
632
84,982
* Rankings
Ranking Based On Selection: 20
Wei Chen
Pharmaceutical Development
Chemical Engineering
CFD
DEM Modelin
Metrics
 
H-Index
i10 Index
Citation
150
1,314
137,880
* Rankings
Ranking Based On Selection: 25
Akihiko Yoshimura
Immunology
biochemistry
molecular biolog
Metrics
 
H-Index
i10 Index
Citation
147
500
79,217
Rankings
Ranking Based On Selection: 1
Shizuo Akira
Metrics
 
H-Index
i10 Index
Citation Counts
309
1,211
479,467
Rankings
Ranking Based On Selection: 2
Masahiro Kuze
Metrics
 
H-Index
i10 Index
Citation Counts
265
1,411
389,240
High Energy physics
collider physics
neutrino physic
Rankings
Ranking Based On Selection: 3
Makoto Tomoto
Metrics
 
H-Index
i10 Index
Citation Counts
247
1,312
339,970
Rankings
Ranking Based On Selection: 4
T Taniguchi
Metrics
 
H-Index
i10 Index
Citation Counts
232
1,680
246,611
Rankings
Ranking Based On Selection: 5
Kenji Watanabe
Metrics
 
H-Index
i10 Index
Citation Counts
224
1,493
227,661
Rankings
Ranking Based On Selection: 6
Yusuke Nakamura
Metrics
 
H-Index
i10 Index
Citation Counts
217
1,556
232,714
Cancer
Genomics
Genetics
Precision Medicine
Drug Developmen
Rankings
Ranking Based On Selection: 7
Masayuki Yamamoto
Metrics
 
H-Index
i10 Index
Citation Counts
202
919
165,231
Biochemistry
Oxidative Stress
Redox Biology
Molecular Biolog
Rankings
Ranking Based On Selection: 8
Kenji Kangawa
Metrics
 
H-Index
i10 Index
Citation Counts
181
998
157,958
Rankings
Ranking Based On Selection: 9
Kenta Shigaki
Hiroshima University Higashihiroshima, Japan
Metrics
 
H-Index
i10 Index
Citation Counts
180
635
128,294
Rankings
Ranking Based On Selection: 10
Teruo Okano
Metrics
 
H-Index
i10 Index
Citation Counts
177
904
112,565
Tissue Engineering
Regenerative Medicine
Intelligent Polymer
Biomaterials
Drug Delivery System
Rankings
Ranking Based On Selection: 11
Hirokazu Ishino
Metrics
 
H-Index
i10 Index
Citation Counts
176
912
140,521
Astroparticle Physics
Elementary Particle Physics
High Energy Physic
Rankings
Ranking Based On Selection: 12
Yasunori Yamazaki
RIKEN Saitama, Japan
Metrics
 
H-Index
i10 Index
Citation Counts
171
759
109,994
Rankings
Ranking Based On Selection: 13
Kazunori Kataoka
Metrics
 
H-Index
i10 Index
Citation Counts
168
742
108,812
Rankings
Ranking Based On Selection: 14
Akihisa Inoue
Metrics
 
H-Index
i10 Index
Citation Counts
164
1,874
149,462
Rankings
Ranking Based On Selection: 15
Hideyuki Okano
Metrics
 
H-Index
i10 Index
Citation Counts
161
944
100,691
Rankings
Ranking Based On Selection: 16
Hideo Hosono
Metrics
 
H-Index
i10 Index
Citation Counts
159
1,132
187,692
Rankings
Ranking Based On Selection: 17
Katsuhiko Nagai
Hiroshima University Higashihiroshima, Japan
Metrics
 
H-Index
i10 Index
Citation Counts
157
681
117,069
Rankings
Ranking Based On Selection: 18
Akira Fujishima
Metrics
 
H-Index
i10 Index
Citation Counts
155
866
172,560
Rankings
Ranking Based On Selection: 19
Jinhua Ye
Metrics
 
H-Index
i10 Index
Citation Counts
151
632
84,982
Photocatalysis
Solar energy conversion
Photofunctional Materials
Nanomaterial
Rankings
Ranking Based On Selection: 20
Wei Chen
Metrics
 
H-Index
i10 Index
Citation Counts
150
1,314
137,880
Pharmaceutical Development
Chemical Engineering
CFD
DEM Modelin
Rankings
Ranking Based On Selection: 21
Kazuhito Hashimoto
Metrics
 
H-Index
i10 Index
Citation Counts
150
647
97,510
Rankings
Ranking Based On Selection: 22
Denis Konstantinov
Metrics
 
H-Index
i10 Index
Citation Counts
149
628
87,024
Rankings
Ranking Based On Selection: 23
Shigekazu Nagata
Metrics
 
H-Index
i10 Index
Citation Counts
148
398
122,378
Rankings
Ranking Based On Selection: 24
Masashi Yanagisawa
Metrics
 
H-Index
i10 Index
Citation Counts
148
415
115,021
Rankings
Ranking Based On Selection: 25
Akihiko Yoshimura
Metrics
 
H-Index
i10 Index
Citation Counts
147
500
79,217