Save Gender Feminine Usage Japanese Scripts 若子, 和歌子, etc.(Japanese Kanji) Pronounced Pron. WAH-KAH-KO [key] Meaning & History From Japanese 若 (waka) "young" combined with 子 (ko) "child", or 和 (wa) "peace, harmony", 歌 (ka) "sing, song" combined with 子 (ko) "child". Other kanji combinations can spell this name.