Search gender: all male female Itchiku Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: itchiku Katakana: イッチク 0 Kanji: 一竹 Meaning: 一One. The first. Kanji for the number 1 (one). To be the most superior. To begin, to put things together. 竹Bamboo. Flute made of bamboo. A wind instrument. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Itchiku Boy Name Meaning, Kanji Variations.