Search gender: all male female サイヅキ Japanese Boy Names Variations. 1 names found. gender: all male female Name: saizuki Katakana: サイヅキ 0 Kanji: 哉月 Meaning: 哉Auxiliary characters for questions and antonyms. A particle expressing emotion or admiration. Beginning. 月Moon. A satellite of the Earth. One of the celestial bodies visible in the sky. One month. A Monday. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > サイヅキ Japanese Boy Names Variations.