2026年5月、NHK FMが日本古銭を専門に扱う月例ラジオ番組「古銭の時間」の定期放送を開始した。毎月第3土曜日14時放送・30分枠で、鑑定士・コレクター・オークション関係者が相場動向から偽造品対策まで幅広いテーマを音声で届ける。
Japanese Old Coins Specialty Radio Program: Monthly Regular Slot on NHK FM

ITTENDO tracks auction records and market charts so you always know the current value of Japanese antique coins. Add coins to your Vault to stay on top of price changes.
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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.