JR東日本・JR西日本・東急・阪急・名鉄・西鉄の6社が初の業界横断型デジタルスタンプラリーを6月1日に開始。全国280箇所超のスタンプポイントを巡り、貨幣の歴史を旅する体験型イベントに事前登録が4万人を突破した。
May 2026: Japanese Old Coin Railway Partnership — JR and 6 Private Railways Launch Simultaneous Currency History Pilgrimage Stamp Rally via Mobile App

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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.