Search gender: all male female Kein Girl Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: kein Katakana: ケイン 0 Kanji: 稀音 Meaning: 稀Rare. Few. Faint. Sparse. 音Sound. Tone. Voice. News. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Kein Girl Name Meaning, Kanji Variations.