Sumiko is a Japanese name that can be used for both girls and boys. It is often associated with various meanings depending on the kanji characters used to write it. Common interpretations include "child of the clear" or "child of the beautiful." In Japanese culture, names like Sumiko are significant as they often reflect the hopes and aspirations of the parents. The name is also linked to traditional values and can be found in literature, art, and popular media, showcasing its cultural importance in Japan.