This rare Imperial Post stamp from Japan's Showa 1st series features a vibrant purple color and is in mint condition with original gum. The stamp was issued between 1937-1944 and depicts various topics such as nature, space, politicians, American Civil War, Red Cross, architecture, aviation, historical events, Spanish Civil War, science, WWI, WWII, historical figures, American Football, family, society, cultures, ethnicities, Star Wars, patriotic, military, war, Russian Civil War, World Wildlife Fund (WWF), and Native American culture. This Japan stamp is a valuable addition to any stamp collection and is a great opportunity for a collector to own a piece of history. The stamp is uncertified and was manufactured in Japan. It belongs to the category of worldwide stamps and collections.