Search gender: all male female レイコ Japanese Names Variations. 63 names found. gender: all male female Name: reiko Katakana: レイコ 0 Kanji: 黎子 Meaning: 黎Dark 子Children Name: reiko Katakana: レイコ 0 Kanji: れい子 Meaning: れ い 子Children Name: reiko Katakana: レイコ 0 Kanji: 令以子 Meaning: 令Command. To order. Order of the Son of Heaven (king, emperor). Okiete. Warning. Teachings. Fine. Good. Chief. Secretary. 以Use. To use. To think. 子Children You can save your favorite names with prev1234 NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > レイコ Japanese Names Variations.