Search gender: all male female ミズク Japanese Boy Names Variations. 1 names found. gender: all male female Name: mizuku Katakana: ミズク 0 Kanji: 瑞久 Meaning: 瑞Good omen. Congratulations. Auspicious. Freshness. 久For a long time. From long ago. From the past. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ミズク Japanese Boy Names Variations.