Search gender: all male female オトアキ Japanese Names Variations. 1 names found. gender: all male female Name: otoaki Katakana: オトアキ 0 Kanji: 乙瑛 Meaning: 乙Second. The second of the ten signs of the Chinese zodiac for measuring time. Young. Cute. 瑛A beautiful, transparent gem. Crystals. Gemstone light. Beautiful transparent gem. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > オトアキ Japanese Names Variations.