The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

JP410.17

Country / Post Japan
Date of Issue 6 October 2017
Primary theme Fauna (Birds - General)
Post & Philately
Subject International Letter-Writing Week
Width 21.0 mm
Height 25.0 mm
Denomination 70 JPY
Number in set 8 (show set)
Layout/Format miniature sheet of 10 of 2 designs
Perforations 14 by 14
Stamp issuing authority Postal Administration of Japan
Printer Cartor Security Printing