Knowledge base for Japanese antique coin investing (97 articles)
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Conclusion: Chogin is a fascinating weighing silver coin from the Edo period, whose value is determined by its fineness changes, hallmarks, and condition, making it an attractive collectible and investment.
Conclusion: Genroku Chogin holds deep historical significance; while authentication is crucial, it remains a stable and valuable collection/investment target for advanced collectors.
Hoei-era chogin comprises four types with different silver fineness (Futatsuho 50%, Eiji 40%, Mitsuho 32%, Yotsuho 20%). Identification requires reading the mark.
Conclusion: Tenpo Chogin is a historically valuable final-period chogin, symbolizing the end of the Edo period's weighing-based coinage system and the shogunate's financial distress.
Conclusion: Keicho Chogin, with its 80% silver purity and early-issue rarity, stands at the apex of Edo silver coinage.
Conclusion: The Genbun Chogin symbolizes Edo Japan's most dramatic silver debasement — slashing purity from 80% to 46.1% overnight — making it an essential piece for any collector tracing the arc of Edo monetary decline.