Supriatnaningsih, R., Nurjaleka, L., Nurhayati, S., Yani, D. and Windarti, Y. 2024. Probing Socio-Pragmatic Skills of L2 Learners of Indonesian on Japanese Politeness. Register Journal. 17, 1 (Mar. 2024), 1–22. DOI:https://doi.org/10.18326/register.v17i1.1-22.