Search gender: all male female Japanese Names Meaning Issetsu 1 names found. gender: all male female Name: issetsu Katakana: イッセツ 0 Kanji: 一摂 Meaning: 一One. The first. Kanji for the number 1 (one). To be the most superior. To begin, to put things together. 摂Take it in. Delegate. To make ready. NAZUKE PON > About Japanese Names > Search Japanese Names By Meaning > Japanese Names Meaning Issetsu