While in Kyoto, Zenshiro Zin, a descendant of the Zin family, got a license from Ieyasu TOKUGAWA during the Keicho era and had maintained hakari-za since then, Shoo-ninenrei (official document issued in the second year of Shoo era) was issued by Ietsuna TOKUGAWA, dividing Japan into two as in the case of masu, and allowing the Shuzui family to control scales in 33 provinces in eastern Japan and the Zin family in Kyoto to control scales in 33 provinces in western Japan.
他方京都では神氏の後裔である神善四郎が慶長年間に徳川家康に許可を得て秤座を維持していたが、徳川家綱の時代に承応2年令が発せられ、舛の場合と同様に日本を二分し、東33カ国の秤は江戸の守随氏が、西33カ国の秤は京都の神氏が支配することとなった。