See pretty stamps at the Japan Post website!
Big Blue 1840-1940: Japan- Definitive Issues 1913-38
Military, War Postage Japanese Stamps for sale
Vintage Japanese Yen Price Tag wood stamp (日本円チケット) by Mic
Big Blue 1840-1940: Japan- Definitive Issues 1913-38
Big Blue 1840-1940: Japan- Definitive Issues 1913-38
VF/XF (Very Fine/Extremely Fine) Postage Japanese Stamps for sale
ISHIKAWA Stamp Sheet 2014 - MMH Collectibles Japan
Japanese Aviation Stamps for sale
1925 JAPAN Tazawa 13 Sen STAMP Brown JAPANESE EMPIRE. Vintage Japanese Stamps.
Ishikawa JET Resource Wiki
Military, War Postage Japanese Stamps for sale
Military, War Postage Japanese Stamps for sale