外務省と日本貨幣商協同組合が共同推進する在外公館巡回展示「COIN DIPLOMACY」が始動。北米・欧州・アジア15か国の大使館・総領事館に専用コンパクトユニットを設置し、日本古銭の歴史的価値を海外に直接発信する文化外交の新形態。現地コレクター向け解説・デジタル査定連携も実施。
Museum Without Borders — 'COIN DIPLOMACY' Mobile Exhibition Launches at Overseas Missions in 15 Countries

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Dealers Handling This Category
A reference when considering a sale or appraisal. All are dealers and auction houses with a proven track record.
Ginza Coins
Ginza, Chuo-ku, Tokyo
One of Japan's most established numismatic dealers. The scale and variety of their regular auctions is among the largest in the country. Their catalogs are considered a benchmark for market pricing.
Japan Coin Auction (JCA)
Tokyo
Holds regular auctions with reliable hammer price data, making it a useful resource for tracking market values. Caters to a wide range of collectors from beginners to advanced buyers.
Taisei Coins
Tokyo
A dealer with an international network. Offers advanced services such as consignment to overseas auctions and NGC/PCGS grading submission. Recommended for high-value or internationally recognized coins.