Search gender: all male female Gishu Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: gishu Katakana: ギシュウ 0 Kanji: 義秀 Meaning: 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. 秀To excel. To excel. To grow. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Gishu Boy Name Meaning, Kanji Variations.