国内最大級の国際交流機構「ジャパン・カルチャー・ブリッジ財団」が、東アジア・東南アジア計10か国の博物館・大学と連携した「アジア古銭文化交流プログラム」を2026年度から本格統合。年間1,000名規模の研究者・学芸員・学生の相互派遣を実現し、日本古銭の国際的評価向上と東アジア通貨史の共同研究を推進する。古銭業界初の多国間交流インフラとして市場全体への底上げ効果が注目されている。
Major Japanese International Exchange Organization Integrates Asian Old Coin Culture Exchange Program — Museums and Universities from 10 Countries Across East and Southeast Asia Collaborate, Enabling Annual Exchange of 1,000 Personnel

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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.