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OTHER SCRIPTS: 有沢, 有澤
OTHER FORMS: Arizawa
Meaning & History
有 (Ari) means "Exist" and 沢/澤 (Sawa) means "Swamp, Marsh". Mamizu Arisawa is a light novel author, it is likely that this isn't her real last name though, since Mamizu isn't her real first name.