Refocus of the Week
We revisit a past topic through the lens of market and value. The value of old Japanese coins is shaped by rarity, grade, and demand — never by a single headline. This guide helps you build a sound judgment framework.

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.
Free Appraisal
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.
Request a free appraisalDealers
A reference when considering a sale or appraisal. All are dealers and auction houses with a proven track record.
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.
Osaka
A Kansai-based coin auction house with particular strength in regional and hole coins.