Search gender: all male female ルヤ Japanese Girl Names Variations. 2 names found. gender: all male female Name: ruya Katakana: ルヤ 0 Kanji: るや Meaning: る や Name: ruya Katakana: ルヤ 0 Kanji: 瑠耶 Meaning: 瑠Lapis lazuli. 耶Auxiliary character used to indicate a question You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ルヤ Japanese Girl Names Variations.