For your further reference, the datestamps are categorized as "Comb type datestamps, C Column with time zone, 24 hour type". The year (the first two digits) are for Showa era, from 1926 to 1989. To convert Showa to AD, add "1925" to Showa (i.e. Showa 44 on the first stamp = 44+1925= AD 1969).
Disclaimer: While a tremendous amount of effort goes into ensuring the accuracy of the information contained in this site, Stamp Community assumes no liability for errors. Copyright 2005 - 2026 Stamp Community Family - All rights reserved worldwide. Use of any images or content on this website without prior written permission of Stamp Community or the original lender is strictly prohibited. Privacy Policy / Terms of UseAdvertise Here