Representative Edo issue
Kanei Tsuho Four-Mon Brass Cash
The four-mon Kanei Tsuho introduced a higher counted value and is commonly associated with a wave-pattern reverse.
寛永通宝四文銭Kan'ei Tsūhō Four-Mon
- Years
- From 1768
- Metal branch
- copper
- Value or unit
- 4 mon
- Catalog fineness
- —
Context
Historical and monetary setting
The Currency Museum chronology places brass four-mon production from 1768.
Identification
How to classify the object
Separate it from one-mon pieces by metal, size, weight, reverse design, and exact calligraphy.
Evidence boundary
What this page does not claim
The approved representative image is one exact four-mon type, not every mint or calligraphy variety.
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Related Edo references
Evidence
Sources and scope
These links support the claims on this page. Source authority does not imply permission to republish source images.
Kanei Tsuho copper, iron, brass four-mon, Tempo Tsuho, and mint-network chronology.
Open source