物流ロボティクス大手が古銭遺跡向け発掘自動化ロボット「ARC-1」を発表。AI画像認識で非接触判定→6軸精密アームで脆弱な古銭を傷めず採取する設計で、考古学界に新たな調査手法を提供する。
Japanese Logistics Robotics Lab Unveils Automated Excavation Robot for Ancient Coin Sites — AI Vision and Precision Arms Enable Careful Artifact Retrieval, a New Tool for Archaeology

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.