The reason that silver by weight standard was widely accepted by merchants are as follows; 1. Rationality where value is defined by standard 2. Convenience where calculation is made by decimal method by the unit of "kan","monme" and "fun"(unit of weight) 3. Trade with China, where ginjo (silver mass called by gincho and cupellated silver) such as batei-gin was the main currency for trading by high price, was frequently conducted.
秤量銀貨が商人に広く受け入れられたのは、秤量により実質価値を定めることの合理性、「貫」、「匁」、「分（ふん）」を単位とする十進法の計算の利便性、また馬蹄銀などの銀錠（銀挺、灰吹銀と呼ばれる銀塊）を高額取引用通貨の中心とする中国との取引が盛んであったことなどが挙げられる。