“Japan Stamp Catalog 2020” JSDA Japan Post Stamp Business Cooperative Edition
Coverage This area contains Japanese stamps and leaf documents,
Ryukyu / Southern Occupied area regular printing, and Manchuriastamps issued until July 12, 2019.
Stamp name, date of issuance, name of stamp in English, sheet composition, design description
Number of stamps, stamp number, face value, evaluation, etc. are posted.