OER Knowledge CloudJournal Article20162016/07Yoshida, MasamiGraduate School of Social Sciences and Humanities, Chiba University, Chiba, Japansocial graphscholarly papersopen sourcein-service trainingJapanInternational Journal of Information and Education Technology67550 - 55420103689The study in this article aims to draw scholarly information communication of designers of in-service courses. In Japan, the system of periodical compulsory training for in-service teachers was introduced. These trainings were designed by local universities. Then, the author collected scholarly papers with open source options deployed in Google Scholar, and introduced into social graph analysis by using reference lists in papers. In addition, the author introduced extensive analyses. As result, there is limited relationships among extracted papers. 34.5% of papers reported about specific subject areas, and there was limited cases to report commonly happen events. It was proposed that method of academic communication should be developed to share common interests over the difference of personal academic field.yes10.7763/IJIET.2016.V6.749http://www.ijiet.org/show-74-841-1.htmlhttp://www.ijiet.org/show-74-841-1.htmlJapan, Asia