Save Gender Feminine Usage Japanese Scripts 繁子, 成子, etc.(Japanese Kanji) しげこ(Japanese Hiragana) Pronounced Pron. SHEE-GEH-KO [key·IPA] Meaning & History From Japanese 繁 (shige) meaning "flourishing, luxuriant" or 成 (shige) meaning "become" combined with 子 (ko) meaning "child". Other kanji combinations can also form this name. Categories child meaning