Search gender: all male female Itsumo Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: itsumo Katakana: イツモ 0 Kanji: 一雲 Meaning: 一One. The first. Kanji for the number 1 (one). To be the most superior. To begin, to put things together. 雲Clouds. A cloud-like appearance. A metaphor for something high and distant. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Itsumo Name Meaning, Kanji Variations.