period. Later, the gold standard system was introduced, and the Sinka Jourei (新貨条例) was enacted in 1871 so that gold could be used as an international currency...

Mexican Dollar", 18:3:321–356, 1904, p. 345 Ministry of the Treasury (1871). 新貨条例 (in Japanese). National Archives of Japan. "Brief History of Coinage Laws...