Save Gender Feminine Usage Japanese Scripts 湖, 水海, etc.(Japanese Kanji) Pronounced Pron. MEE-ZUU:-MEE [key] Other Forms FormsMizūmi, Mizumi Meaning & History From Japanese 湖 (mizuumi) meaning "lake" or 水 (mizuu) meaning "water" combined with 海 (mi) meaning "sea, ocean". Other kanji combinations are possible.