Search gender: all male female オハ Japanese Girl Names Variations. 2 names found. gender: all male female Name: oha Katakana: オハ 0 Kanji: おは Meaning: お は Name: oha Katakana: オハ 0 Kanji: 旺榮 Meaning: 旺Vigorous 榮Things flourish. To prosper gloriously. Honor. Fame. Brilliant. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > オハ Japanese Girl Names Variations.