Open access full-text databases in Asian countries

Open access promotion methods are generally divided into the ‘gold road’ and the ‘green road.’ Asian countries most commonly focus on the gold road while others focus on the green road. According to data from the Directory of Open Access Journal and the Directory of Open Access Repositories, Indonesia has the largest number of open access journals in the world, while Japan has the third largest number of institutional repositories. In contrast, in Korea, the extensible markup language services of the original text of journal articles are more popular than other Asian countries. In this article, the current status of open access in Asian countries is investigated, and typical open access journal service platforms in Asian countries are reviewed.