Search gender: all male female Nanamu Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: nanamu Katakana: ナナム 0 Kanji: 七武 Meaning: 七Seven. Seventh. Kanji character for the number 7 (seven). Many times. 武Strong and courageous. Strong-willed. warrior. soldier. Battle. War. Military. War potential. Weapons. Overcome. Surpass. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Nanamu Boy Name Meaning, Kanji Variations.