U. Z. Fanani, D. Soepardjo, M. Mintarsih, Y. B. Sopaheluwakan, and R. R. D. W. Parnaningroem, “Elementary Level Kanji Games for Student at High School of Muhammadiyah 2 Sidoarjo”, Proceeding Int. Jt. Conf. UNESA, vol. 3, no. 1, pp. 811–819, Dec. 2025.