By MATSUKATA, OKUMA, and IWASAKI who was promoted as the Governor of the Bank of Japan due to achievement in the Cabinet organization, establishment of gold standard system which was a long-cherished wish of OKUMA Finance" and "MATSUKATA Finance" but have not been achieved yet was finally realized with the Coinage Act issued on March 26 (enforced on October 1 of the same year).
松方・大隈、そして組閣の功労で日本銀行総裁に抜擢された岩崎の手によって、「大隈財政」・「松方財政」の悲願でありながら実現できなかった金本位制の確立が3月26日公布の貨幣法によって実現する（同年10月1日施行）。