Search gender: all male female Otoa Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: otoa Katakana: オトア 0 Kanji: 音亜 Meaning: 音Sound. Tone. Voice. News. 亜Next. Near. Similar. Companions. Branching point. Abbreviation for Asia (Asia). You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Otoa Boy Name Meaning, Kanji Variations.