Save Gender Feminine Usage Japanese Scripts 光優沙, 海悠沙, etc.(Japanese Kanji) Pronounced Pron. MEE-YOO-SAH [key] Meaning & History From 光 (mi) meaning "light, radiance", 優 (yū) meaning "excellence, superiority, gentleness", and 沙 (sa) meaning "fine sand". Other kanji combinations are possible.