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.

All registered stamps issued by Japan in 2011

The 2011 issuing programme is not available.
  1. Jp101.11-80
    Wns Number
    JP101.11
    Country / Post
    Japan
    Date of Issue
    April 15, 2011
    Subject
    50th Anniversary of Administrative Counsellors System
  2. Jp102.11-80
    Wns Number
    JP102.11
    Country / Post
    Japan
    Date of Issue
    April 15, 2011
    Subject
    Full Transition to Digital Terrestrial Broadcasting
  3. Jp103.11-80
    Wns Number
    JP103.11
    Country / Post
    Japan
    Date of Issue
    April 15, 2011
    Subject
    Full Transition to Digital Terrestrial Broadcasting
  4. Jp104.11-80
    Wns Number
    JP104.11
    Country / Post
    Japan
    Date of Issue
    April 20, 2011
    Subject
    Philately Week
  5. Jp105.11-80
    Wns Number
    JP105.11
    Country / Post
    Japan
    Date of Issue
    April 20, 2011
    Subject
    Philately Week
  6. Jp106.11-80
    Wns Number
    JP106.11
    Country / Post
    Japan
    Date of Issue
    April 20, 2011
    Subject
    Philately Week
  7. Jp107.11-80
    Wns Number
    JP107.11
    Country / Post
    Japan
    Date of Issue
    May 02, 2011
    Subject
    Prefectural Flowers Series No.10
  8. Jp108.11-80
    Wns Number
    JP108.11
    Country / Post
    Japan
    Date of Issue
    May 02, 2011
    Subject
    Prefectural Flowers Series No.10
  9. Jp109.11-80
    Wns Number
    JP109.11
    Country / Post
    Japan
    Date of Issue
    May 02, 2011
    Subject
    Prefectural Flowers Series No.10
  10. Jp110.11-80
    Wns Number
    JP110.11
    Country / Post
    Japan
    Date of Issue
    May 02, 2011
    Subject
    Prefectural Flowers Series No.10