The Cabinet Office's National Strategic Special Zone Promotion Office has officially announced a 'Rare Coin Global Finance Hub Special Zone' initiative. The plan covers Tokyo's Chiyoda and Minato wards and Osaka's Chuo and Kita wards, incorporating tax incentives for coin trading, appraisal and fund formation, preferential work visas for overseas specialists, and relaxed regulations for international auctions.
National Strategic Special Zones Announce Ancient Coin Culture × Global Finance Hub Initiative — Tokyo and Osaka Designated as Specialized Zones with Tax Incentives and International Talent Recruitment

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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.