“Japan Postage Stamp Catalog 2018” JSDA Japan Postal Stamps & Commerce Cooperative Association
Coverage Scope The stamps and leaf documents up to the July 14, 2017 issuance,
Ryukyu and southern occupied territories, and Manchukuoka stamps are included.
Stamp name · Issued date month · English stamp name · sheet composition ·
number of issued papers · stamp number · par value · valuation etc. are posted.