Save Gender Feminine Usage Japanese Scripts 靖子, 泰子, 康子, etc.(Japanese Kanji) やすこ(Japanese Hiragana) Pronounced Pron. YA-SOO-KO [key·IPA] Meaning & History From Japanese 靖 (yasu), 泰 (yasu) or 康 (yasu) all meaning "peaceful" combined with 子 (ko) meaning "child". Other combinations of kanji characters can also form this name. Categories child meaning, peace