| 41 | Pembentukan dan Penulisan Kata serapan Dari Bahasa Inggris ke Dalam Bahasa Jepang | Program Pascasarjana Universitas Diponegoro, 2007 | Authors: ET Rahayu | 2007 | 4 |
| 42 | The Japanese Keigo Verbal Marker | Advances in Language and Literary Studies 4 (2), 104-111, 2013 | Authors: ET Rahayu | 2013 | 6 |
| 43 | Pengaruh lintas budaya tingkat tutur hormat keigo melalui media sosial antara driver guide dan wisatawan Jepang di Bali | MOZAIK HUMANIORA 19 (1), 1-17, 2019 | Authors: A Andriyani, D Djatmika, S Sumarlam, ET Rahayu | 2019 | 6 |
| 44 | Comparison of Honorific Language in Javanese and Japanese Speech Community” | International Journal on Studies in English Language and Literature (IJSELL … | Authors: ET Rahayu | 2014 | 13 |
| 45 | Sistem dan Fungsi Tingkat Tutur Bahasa Jepang dalam Domain Perkantoran | Disertasi. Universitas Sebelas Maret, 2013 | Authors: ET Rahayu | 2013 | 15 |
| 46 | Comparison of honorific language in Javanese and Japanese speech community | International Journal on Studies in English Language and Literature (IJSELL …, 2014 | Authors: ET Rahayu | 2014 | 17 |