Search gender: all male female Isagi Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: isagi Katakana: イサギ 2 Kanji: 勇義 Meaning: 勇Brave. Strong. Vigorous. Spirited. Decisive. Innocent. Exuberant. Soldier. Very strong soldier. 義Righteousness. The path that one should take as a human being. Meaning. Main idea. A kinship relationship formed by persons who are not related by blood. Instead of the real thing. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Isagi Name Meaning, Kanji Variations.