Save Gender Masculine Usage Japanese Scripts 隼一, 颯一, etc.(Japanese Kanji) Pronounced Pron. HAH-YAH-KAH-ZUU [key] Meaning & History From Japanese 隼 (haya) meaning "falcon" or 颯 (haya) meaning "the sound of the wind" combined with 一 (kazu) meaning "one". Other kanji combinations can also make up this name.