Search gender: all male female ナギノジョウ Japanese Boy Names Variations. 1 names found. gender: all male female Name: naginojo Katakana: ナギノジョウ 0 Kanji: 凪之丞 Meaning: 凪Calm (at sea) 之Go. A word that refers to a person, thing, or thing. A word denoting a subject or modification. 丞Help. To assist. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ナギノジョウ Japanese Boy Names Variations.