Search gender: all male female Reichiro Name Meaning, Kanji Variations. 21 names found. gender: all male female Name: reichiro Katakana: レイイチロウ 0 Kanji: 嶺一郎 Meaning: 嶺Mountain Top 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 prev12 NAZUKE PON > About Japanese Names > Search For Japanese Names > Reichiro Name Meaning, Kanji Variations.