Tokugawa monetary system
Kanei Tsuho Cash Coinage
Kanei Tsuho is a long-running family of counted cash beginning in 1636 and spanning copper-alloy, iron, one-mon, and four-mon issues.
寛永通宝Kan'ei Tsūhō
- Branch
- copper
- Years
- From 1636
- Form
- round with square hole
- Valuation
- one or four mon counted cash
Context
Historical and monetary setting
Licensed production networks changed across time, and later materials and values expanded the family far beyond one uniform type.
Identification
How to classify the object
Legend, exact calligraphy, reverse marks, metal, dimensions, weight, casting, and production context must be evaluated together.
Evidence boundary
What this page does not claim
The approved four-mon image is one representative type; it does not identify every mint, subtype, or one-mon issue.
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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