JAPAN. Koban (1 Ryo), ND (1714-36). Kyoho Era. PCGS Genuine--Chopmark, Unc Details.Fr-12; JNDA-09-17. VERY SCARCE. Small chopmarks on reverse as is normal for the issue, several of which are hidden in portions of the design. Overall a lovely example with sharply applied stamps, unusually lustrous and attractively toned.Ex: Ponterio & Associates ANA Auction August 8, 2009, Lot #8668.