Search gender: all male female Rukashu Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: rukashu Katakana: ルカシュ 0 Kanji: 瑠可朱 Meaning: 瑠Lapis lazuli. 可Can. Good. Can be forgiven. Good point. I can do it. Should do. Listening. 朱Red. Red with yellowish tinge. Red pigment. Red ink. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Rukashu Boy Name Meaning, Kanji Variations.