Search gender: all male female ヨオ Japanese Girl Names Variations. 2 names found. gender: all male female Name: yo Katakana: ヨオ 0 Kanji: よお Meaning: よ お Name: yo Katakana: ヨオ 0 Kanji: 葉央 Meaning: 葉Leaf. Something thin and flat, like a leaf. Something shaped like a leaf. a sheet of paper. A unit to count the number of sheets of paper, etc. A unit for counting leaves. A division of time. A unit of counting leaves. The end. 央Middle. Halfway. End of the line. End. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ヨオ Japanese Girl Names Variations.