Search gender: all male female ロウル Japanese Girl Names Variations. 1 names found. gender: all male female Name: roru Katakana: ロウル 0 Kanji: 楼琉 Meaning: 楼Tower 琉Ruri(lapis lazuli). Name of a gemstone. A deep blue to indigo-colored gemstone. One of the seven treasures. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ロウル Japanese Girl Names Variations.