Search gender: all male female Retsuko Girl Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: retsuko Katakana: レツコ 0 Kanji: 烈子 Meaning: 烈Fierce 子Children You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Retsuko Girl Name Meaning, Kanji Variations.