・International Research Center for Japanese Studies [Nichibunken] databases - Nichibunken offers several databases in various subjects. Some of them offers full-text access while the others are for index only.
・Japan Disasters Digital Archive - Japan Disasters Digital Archive (JDA) is an advanced search engine for archived materials from all over the web, individuals’ testimonials, tweets, prominently including content from international partners who are building digital repositories about the disasters.
・Japan Search - You can cross-search multiple digital archives, digital collections, and catalogs.
・ - The NDL Digital Collections enables a user to search and view a variety of resources, collected and stored by the National Diet Library of Japan. Many out-of-copyright books are full-text available.