Save Type Surname (from location) Usage Japanese Scripts 大滝, 大瀧(Japanese Kanji) Pronounced Pron. O-TA-KYEE [key·IPA] Other Forms FormsOtaki, Ohtaki, Ootaki Meaning & History From Japanese 大 (o) meaning "big, great" and 滝 or 瀧 (taki) meaning "waterfall".