This database is a registry of international life science databases and the associated basic metadata, including descriptions of the database and information about the species. Databases include those independently operated by the Ministry of Education, Culture, Sports, Science and Technology, the Ministry of Health, Labour and Welfare, the Ministry of Agriculture, Forestry and Fisheries, and the Ministry of Economy, Trade and Industry. Since the catalog began in October 2012, the respective ministries have continued to accumulate information for the database, adding to and updating the catalog.