About Us    Help    News
    Contact Us    Japanese
Search by "Organization name" etc. : 
HOME  BROWSE We are providing statistics of Japanese Institutional Repositories DataBase.
more
[2016/07/31  Number of Organizations 555, Number of records ALL: 2,308,266, Full text 1,743,938]

Content growth   
  
Select Fiscal year
Select ALL or Full text
  
Number of contents of latest month [2016/7] (Full text)
Past number of contents (Full text)

Content growth

Breakdown of content by resource type (ratio)

Journal Article 262,241 (15.0%)
Thesis or Dissertation 84,805 (4.9%)
Departmental Bulletin Paper 929,779 (53.3%)
Conference Paper 31,623 (1.8%)
Presentation 8,509 (0.5%)
Book 21,766 (1.2%)
Technical Report 31,170 (1.8%)
Research Paper 54,857 (3.1%)
Article 52,988 (3.0%)
Preprint 412 (0.0%)
Learning Material 4,301 (0.2%)
Data or Dataset 53,540 (3.1%)
Software 30 (0.0%)
Others 207,917 (11.9%)
SUM 1,743,938
Number of contents of latest month
Detailed figure is displayed in another window by clicking.

Analysis of content   

Ratio of full text ALL 75.6 %   
Version distribution Input% 68.3 % Full text
Language distribution Input% 92.6 % Full text
NDC distribution Input% 21.6 % Full text
Fileformat distribution Input% 54.1 % Full text