
お知らせ Information

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2025.09.23
日本最初の切手 手彫切手「竜百文」40 面シートが収蔵されました Japan's First Postage Stamp - Hand-Carved "Dragon 100-Mon" Stamp Sheet (40 stamps) Added to Collection
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2025.09.23
昭和天皇御婚儀(不発行)切手 3銭と20銭 Emperor Shōwa’s Wedding Commemorative Stamps (Unissued) – 3 Sen and 20 Sen
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2025.08.09
ワシントンD.C. スミソニアン郵政博物館 訪問記 Visit to the Smithsonian National Postal Museum, Washington, D.C.
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2024.08.22
手彫切手(和紙仮名入り)2銭, 20銭 追加 Added “Handcarved (Etched) stamps” << Japanese paper with Syllabics >> 2sen, 20sen Added "Handcarved (Etched) stamps" in JSDM official website
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2024.04.30
みほん切手 追加 Added “specimen stamps” Added "specimen stamps" in JSDM official website
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2023.01.01
JSDMオフィシャルサイト開設 Opened JSDM official website Opened JSDM official website