JapanOverall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Information & Communication Technologies
SubField 1:
Networking & Telecommunications
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 3,152 out of 217,319 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 306,779 | 201,408 |
| Total Cites | 3,346 | 5,218 |
| H-index | 22 | 28 |
| Hm-index | 12 | 17 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 14 | 25 |
| Number of Single+First Authored Papers | 76 | 76 |
| Total Cites to Single+First Authored Papers | 566 | 882 |
| Number of Single+First+Last Authored Papers | 407 | 407 |
| Total Cites to Single+First+Last Authored Papers | 2,518 | 3,916 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,623 | 3,275 |
| Ratio of Total Citations to Distinct Citing Papers | 1.28 | 1.59 |
| Self-Citation Percentage |
35.88%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Information & Communication Technologies
SubField 1:
Networking & Telecommunications
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 3,164 out of 206,482 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 311,490 | 205,394 |
| Total Cites | 2,964 | 4,660 |
| H-index | 21 | 26 |
| Hm-index | 11 | 16 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 14 | 25 |
| Number of Single+First Authored Papers | 74 | 74 |
| Total Cites to Single+First Authored Papers | 558 | 859 |
| Number of Single+First+Last Authored Papers | 377 | 377 |
| Total Cites to Single+First+Last Authored Papers | 2,172 | 3,422 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 2,337 | 2,944 |
| Ratio of Total Citations to Distinct Citing Papers | 1.27 | 1.58 |
| Self-Citation Percentage |
36.39%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Information & Communication Technologies
SubField 1:
Networking & Telecommunications
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 3,172 out of 197,500 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 314,641 | 214,803 |
| Total Cites | 2,598 | 4,091 |
| H-index | 20 | 24 |
| Hm-index | 11 | 15 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 14 | 24 |
| Number of Single+First Authored Papers | 73 | 73 |
| Total Cites to Single+First Authored Papers | 543 | 838 |
| Number of Single+First+Last Authored Papers | 344 | 344 |
| Total Cites to Single+First+Last Authored Papers | 1,853 | 2,923 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 2,072 | 2,629 |
| Ratio of Total Citations to Distinct Citing Papers | 1.25 | 1.56 |
| Self-Citation Percentage |
36.49%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Information & Communication Technologies
SubField 1:
Networking & Telecommunications
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 3,117 out of 190,154 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 308,063 | 212,030 |
| Total Cites | 2,292 | 3,593 |
| H-index | 19 | 23 |
| Hm-index | 10 | 15 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 14 | 24 |
| Number of Single+First Authored Papers | 73 | 73 |
| Total Cites to Single+First Authored Papers | 532 | 825 |
| Number of Single+First+Last Authored Papers | 311 | 311 |
| Total Cites to Single+First+Last Authored Papers | 1,579 | 2,494 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 1,833 | 2,334 |
| Ratio of Total Citations to Distinct Citing Papers | 1.25 | 1.54 |
| Self-Citation Percentage |
36.21%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Information & Communication Technologies
SubField 1:
Networking & Telecommunications
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 3,168 out of 183,648 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 317,850 | 220,765 |
| Total Cites | 2,105 | 3,239 |
| H-index | 18 | 22 |
| Hm-index | 10 | 14 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 12 | 21 |
| Number of Single+First Authored Papers | 72 | 72 |
| Total Cites to Single+First Authored Papers | 510 | 788 |
| Number of Single+First+Last Authored Papers | 264 | 264 |
| Total Cites to Single+First+Last Authored Papers | 1,430 | 2,210 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 1,694 | 2,144 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.51 |
| Self-Citation Percentage |
35.01%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Information & Communication Technologies
SubField 1:
Networking & Telecommunications
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 3,251 out of 161,179 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 321,081 | 229,966 |
| Total Cites | 1,822 | 2,778 |
| H-index | 16 | 21 |
| Hm-index | 9 | 13 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 12 | 16 |
| Number of Single+First Authored Papers | 71 | 71 |
| Total Cites to Single+First Authored Papers | 497 | 759 |
| Number of Single+First+Last Authored Papers | 234 | 234 |
| Total Cites to Single+First+Last Authored Papers | 1,173 | 1,804 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 1,464 | 1,863 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.49 |
| Self-Citation Percentage |
34.41%
|
|
Related Profiles
Top 2% Scientists by Country
236,132 scientists from 167 countries on the 2025 single-year list.
Japan5,713 scientists, 10th in the world
Featured Profiles
Partner with TOPSCINET
Reach science enthusiasts and researchers across the site. Write to business@topscinet.com and our marketing team will send a proposal built around your banner ad goals.