The Bank of Japan officially launched 'Coin Learning Japan (CLJ)', an ancient coin culture learning platform linked to the digital yen (CBDC) infrastructure. The platform offers 300 free courses covering Japanese monetary history from the Edo period through to Showa, and surpassed 2 million registered users within two weeks of launch.
Bank of Japan Officially Launches Ancient Coin Culture × CBDC-Linked Learning Platform — 2 Million Users Registered for Digital Yen-Connected Educational Content

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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.