Data Source of Ichushi Database
The sources of the Ichushi Database comprise Japanese periodicals from the medical and healthcare fields and related areas. These include academic journals published by academic societies, commercial journals issued by medical publishers, bulletins published by universities, and research reports published by public institutions.
We prioritize comprehensiveness and aim to accept all articles that meet our criteria for subject fields.
We accept approximately 100 new periodicals every year. They are chosen with reference to National Bibliographic Information Provision Service of the National Diet Library, etc. and based on monthly evaluation of a list of candidates recommended by publishers.
Covered fields
Medicine, dentistry, pharmacy, nursing, veterinary medicine, psychology, biochemistry, public health and related fields
Number of titles of periodicals covered
- Cumulative number of titles: Approx. 8,000 (as of 2025)
- Number of current titles: Approx. 4,000 (as of 2025)
Breakdown of included periodicals by publisher
- Academic/research societies
- Commercial publishers
- Universities
- Research institutes
- Hospitals
- Others
- Total
List of periodicals (in Japanese)
A list of all periodicals and a list of periodicals by field that are included in the Ichushi Database
List of periodicals (in Japanese)
Search for periodicals (in Japanese)
Search for periodicals by periodical name, ISSN, publisher, etc. Information about the first year of inclusion in the Ichushi Database, publication frequency, publishers' address and contact information, and the status of digitalization can also be obtained.