Japan Mint's Senyukai: Yaezakura (Double-flowered Cherry Blossoms) of the Japan Mint. This is a postcard set. It's been stored at home for a long time, and the postal code box has 5 digits. The cherry blossom tunnel on the side of the case is from a different set. Including that one, it's a set of 10 cards. - Theme: Yaezakura (Double-flowered Cherry Blossoms) - Number of cards: 10 - With envelope: Yes - Usage: Postcards