Search gender: all male female ヘイコ Japanese Names Variations. 2 names found. gender: all male female Name: heiko Katakana: ヘイコ 0 Kanji: 瓶子 Meaning: 瓶Bottle 子Children Name: heiko Katakana: ヘイコ 0 Kanji: 平子 Meaning: 平Flat. Without height, unevenness, or slope. A uniform and unchanging appearance. Equal. Calm. Gentle. An unchanging appearance. To divide. Settled. Normal. Usually. Everyday. 子Children You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ヘイコ Japanese Names Variations.