Search gender: all male female Yuichi Boy Name Meaning, Kanji Variations. 61 names found. gender: all male female Name: yuichi Katakana: ユウイチ 0 Kanji: 融一 Meaning: 融Fusion 一One. The first. Kanji for the number 1 (one). To be the most superior. To begin, to put things together. You can save your favorite names with prev1234 NAZUKE PON > About Japanese Names > Search For Japanese Names > Yuichi Boy Name Meaning, Kanji Variations.