Search gender: all male female ハツオミ Japanese Names Variations. 1 names found. gender: all male female Name: hatsuomi Katakana: ハツオミ 0 Kanji: 初臣 Meaning: 初For the first time 臣Vassal. A servant. One who serves a lord. People in general. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ハツオミ Japanese Names Variations.