88%RatingSave Gender Feminine Usage Japanese Scripts 敏子, 淑子, etc.(Japanese Kanji) としこ(Japanese Hiragana) Pronounced Pron. TO-SHEE-KO [key·IPA] Meaning & History From Japanese 敏 (toshi) meaning "quick, clever, sharp" and 子 (ko) meaning "child". Other kanji characters can also form this name. Related NamesFamily Tree·Details Other Languages & CulturesSuk-Ja(Korean) PopularityDetails Last ranked #976 in 1923 United States Categories child meaning, currently out of the US top 1000, Doctor Who companions, intellect, intelligence, top 10 in Japan, top 10 in Japan - 1920s, top 10 in Japan - 1930s, voice actors