Heni Hernawati, and Bayu Aryanto. “Japanese Learner’s Perception of OJAD As a Japanese Accent Learning Media”. Proceeding of International Conference on Japanese Studies, Language and Education, vol. 2, no. 1, Sept. 2021, pp. 43-48, http://proceedings.aspbji.id/index.php/icjsle/article/view/38.