IRDB – Institutional Repository Database (Japan)


IRDB collects and provides  meta data to a wide range of material in Japanese academic repositories, including theses, journal articles, books, conference papers, research reports, soft ware, etc.

The metadata harvested by IRDB is provided to the following systems, in order that the content registered in IR will be used in each system:

  • Academic information platforms such as CiNii ( and OpenAIRE: Used when searching for content registered in IR.
  • National Diet Library: It is used for automatic submission of doctoral dissertations.
  • Japan Link Center (JaLC): It is used by the JaLC associate members organized by the National Institute of Informatics to assign DOI (Digital Object Identifier).

IRDB harvested metadata can be provided to organizations.

Interface in English and Japanese.

For versions types:

IRDB – Institutional Repository Database (Japan)