Search gender: all male female ミネイチロウ Japanese Boy Names Variations. 1 names found. gender: all male female Name: mineichiro Katakana: ミネイチロウ 0 Kanji: 峰一郎 Meaning: 峰Peak 一One. The first. Kanji for the number 1 (one). To be the most superior. To begin, to put things together. 郎Male. Men. Young men. A word that refers broadly to boys. A retainer. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ミネイチロウ Japanese Boy Names Variations.