Search gender: all male female ルコナ Japanese Girl Names Variations. 1 names found. gender: all male female Name: rukona Katakana: ルコナ 0 Kanji: 瑠子奈 Meaning: 瑠Lapis lazuli. 子Children 奈Red apple. The name of a fruit tree called "kara-nashi. A word expressing a question or antonym. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ルコナ Japanese Girl Names Variations.