Save Gender Feminine Usage Japanese Scripts るなみ(Japanese Hiragana) 月美, 留南, etc.(Japanese Kanji) Pronounced Pron. ṘUU-NAH-MEE [key] Meaning & History From Japanese 月 (runa) meaning "moon" or 留 (ru) meaning "to stay" combined with 美 (mi) meaning "beautiful" or 南 (nami) meaning "south". This name can also be formed of other kanji combinations.