2026年5月、日本古銭業界が古着・古本・アンティーク雑貨など隣接するリユース市場との越境コラボイベントを本格展開し始めた。「モノの背景を楽しむ」という共通価値観を軸に合同フリマ・トークイベント・SNS共同企画を展開。20〜30代の新規コレクター獲得に手応えが出ており、業界の裾野拡大策として注目されている。
Japanese Old Coins Cross-Industry Collaboration: Joint Events with Vintage Clothing and Used Books Sectors Target New Collector Demographics

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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.