Yusuf, Yulia -. “Developing Hiragana’s Imagination Media Based On Android Studio As A Fast Way To Memorize Japanese Letters For The X Grade Students Of MAN 2 Mojokerto”. Inovasi: Jurnal Diklat Keagamaan 15, no. 1 (June 11, 2021): 42–53. Accessed April 4, 2025. https://bdksurabaya.e-journal.id/bdksurabaya/article/view/210.