Japan, Tenpo Edo, 1837-1858, ND, Mameita Gin, EF; Japan, Tenpo Edo, 1837-1858, ND Mameita Gin, EF, Tenpo 8th-Ansei 5th, 1837-58/ JNDA09-68 (old 52) KM-C8a.3a Double-sided Daikoku. Daikoku, the God of Wealth, either side. Edo is the former name of Tokyo. It was the seat of power for the Tokugawa shogunate, which ruled Japan from 1603 to 1868.