Search gender: all male female Isso Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: isso Katakana: イッソウ 0 Kanji: 一創 Meaning: 一One. The first. Kanji for the number 1 (one). To be the most superior. To begin, to put things together. 創Creation. To begin. To create something new by thinking by oneself. To damage. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Isso Boy Name Meaning, Kanji Variations.