Search gender: all male female Nagiho Boy Name Meaning, Kanji Variations. 2 names found. gender: all male female Name: nagiho Katakana: ナギホ 0 Kanji: 凪穂 Meaning: 凪Calm (at sea) 穂An ear of grain. The part of a grain stalk at the end of which flowers and fruits are produced. Name: nagiho Katakana: ナギホ 0 Kanji: 凪秀 Meaning: 凪Calm (at sea) 秀To excel. To excel. To grow. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Nagiho Boy Name Meaning, Kanji Variations.