Search gender: all male female Itsuhisa Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: itsuhisa Katakana: イツヒサ 0 Kanji: 一寿 Meaning: 一One. The first. Kanji for the number 1 (one). To be the most superior. To begin, to put things together. 寿Long life. Life. Age. Celebration. Celebration of long life. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Itsuhisa Name Meaning, Kanji Variations.