マウンテンフィールド株式会社が江戸道具研究所と共同開発した「道中コレクションシリーズ」が2026年行楽シーズンに大ヒット。寛永通宝など実際の古銭紋様をエンボス加工したランタン・水筒・収納バッグが初週販売数300%超を達成し、アウトドアファンと古銭コレクター双方の注目を集めている。
Major Japanese Sports Retailer Co-Develops Camping Gear Inspired by Old Coins — Lanterns, Water Bottles, and Tents Modeled on Edo-Era Travel Accessories Become Holiday Season Hits

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.