徒ず人にんMeanings1nounprisoner (ritsuryō system)archaichistorical termArchaic historical term for a prisoner sentenced to one to three years under the ritsuryō legal codes. Not used in modern Japanese.See also: 徒 (ず)律りつ令りょう制せいでは、徒ず人にんは一いち年ねんから三さん年ねんの刑けいに服ふくした。Under the ritsuryō system, a 徒人 served a sentence of one to three years.