国内大手SaaS事業者のクラウドコア株式会社が、古銭・古貨幣を扱う中小事業者専用クラウドERP「CoinDesk ERP」を正式リリースした。在庫管理・売上集計・税務連携・買取台帳・オークション仕入れ記録を単一プラットフォームで一元管理できる業界初の専用ERPで、リリース初月で全国500社が導入。月額9,800円のフラットプランにより、中小コインショップが抱える「現場オペレーション×バックオフィス」の二重負担を解消する。
Leading Japanese SaaS Provider Launches Cloud ERP for Small Antique Coin Businesses — Integrated Inventory, Sales, and Tax Filing; 500 Companies Onboarded in First Month

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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Edo-era silver, koban, commemorative medals, foreign coins and more — just upload a photo. Our specialists reply with an estimated valuation by email within 2–3 business days.
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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.