Save Type Surname Usage Japanese Scripts 安西, 安斎, 安済(Japanese Kanji) Pronounced Pron. /ã̠ɴ.za̠.i/ [key·simplify] Meaning & History From Japanese 安 (an) meaning "peace" and 西 (sai) meaning "west", 斎 (sai) meaning "purification, worship", or 済 (sai) meaning "settle, finish".