Search gender: all male female Ruishin Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: ruishin Katakana: ルイシン 0 Kanji: 瑠唯心 Meaning: 瑠Lapis lazuli. 唯That's it. Just one. Only. A word expressing limitation or emphasis. Reply. A reply of acceptance that is answered immediately. 心Mind. Spirit. Feelings. Thoughts. Heart. Chest. Center. The center of things. Important things. The point. You can save your favorite names with NazukePON > About Japanese Names > Search For Japanese Names > Ruishin Boy Name Meaning, Kanji Variations.