Open Access statistics for Otsuka (Japan), Japan, covering academic research published from 2000 to 2025. Read More.
Open Access Percentage
50%
Total
Publications
6.9K
Total Open
Publications
3.5K
Total
Citations
208K
Open Access
Percentage
50%
Total
Publications
6.9K
Total Open
Publications
3.5K
Total
Citations
208K
Breakdown
Publisher Open
22%
Both
24%
Other Platform Open
5%
Closed
49%
Percentage of Open Access over time
Publisher Open
Both
Other Platform Open
Closed
Volume of Open Access over time
Open
Closed
Publisher Open
OA Journal 41%
1.3K
Hybrid 24%
757
No Guarantees 35%
1.1K
Other Platform Open
Domain 58%
1.2K
Institution 55%
1.1K
Other Internet 24%
494
Preprint 10%
195
Public 3%
60
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 1.2K |
DOI | Other Internet | 777 |
Office of Scientific and Technical Information | Institution | 704 |
doaj.org OAI-PMH Repository | Institution | 570 |
University of Copenhagen | Institution | 269 |
University of Birmingham | Institution | 257 |
Universidad de Granada | Institution | 248 |
University of Amsterdam | Institution | 238 |
Queen Mary University of London | Institution | 237 |
University of Milan | Institution | 216 |
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