The Open University of Japan

The Open University of Japan

The Open University of Japan is a distance learning university which has students from all over Japan; it accepted its first students in 1985. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for The Open University of Japan, Japan, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

58%


Total
Publications

2.1K


Total Open
Publications

1.2K


Total
Citations

40K


Open Access
Percentage

58%


Total
Publications

2.1K


Total Open
Publications

1.2K


Total
Citations

40K

Wikipedia

Website

download

Breakdown

29% 22% 6% 43%

Publisher Open

29%

Both

22%

Other Platform Open

6%

Closed

43%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

020406080100120140160Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

36%OA Journal

OA Journal 36%

384

Hybrid 19%

195

No Guarantees 45%

478

Other Platform Open

Institution 61%

358

Domain 43%

251

Preprint 24%

142

Other Internet 11%

67

Public 4%

25

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
255
doaj.org OAI-PMH Repository
Institution
181
arXiv
Preprint
121
National Institute of Informatics
Institution
85
DOI
Other Internet
62
Europe PMC
Domain
26
University of Groningen
Institution
24
Figshare
Public
22
bioRxiv
Preprint
16
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
15
1 / 13

Data updated 12 August 2026

Share

Share

Share