Search gender: all male female ムコ Japanese Girl Names Variations. 2 names found. gender: all male female Name: muko Katakana: ムコ 0 Kanji: むこ Meaning: む こ Name: muko Katakana: ムコ 0 Kanji: 夢子 Meaning: 夢Dream. Something you see as if it were real when you are asleep. Something you hope to achieve in the future. A pleasant thought that takes you away from reality. Something fleeting. Uncertainty. 子Children You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ムコ Japanese Girl Names Variations.