Save Type Surname Usage Japanese Scripts 水玉, etc.(Japanese Kanji) Pronounced Pron. MEE-ZUU-TAH-MAH [key] Meaning & History From Japanese 水 (mizu) meaning "water" combined with 玉 (tama) meaning "jewel, ball". Other kanji combinations are possible. As a word, in Japanese, Mizutama can mean "polka dot".