Name Hirasawa Type Surname (from location) Usage Japanese Scripts 平沢, 平澤(Japanese Kanji) Pronounced Pron. /çi.ɾa̠.sa̠.ɰᵝa̠/ Edit Status Status Meaning & History From Japanese 平 (hira) meaning "level, even, peaceful" and 沢, 澤 (sawa) meaning "marsh".