Search gender: all male female Nitsuki Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: nitsuki Katakana: ニツキ 0 Kanji: 仁津毅 Meaning: 仁Compassion. Kindness. People. A word used with respect to a person. The heart of a person. Humanity. A person who has virtue. 津Port 毅Resolute. Strong-willed and undaunted. Unmoved in attitude. Angry. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Nitsuki Boy Name Meaning, Kanji Variations.