Japan Ōban "Tenpō Ōban", 1838 – 1841
Information
Country
Japan
Japan
Currency
Ōban
(1588 – 1874)
Coin type
Standard circulation coin
Denomination
Ōban "Tenpō Ōban"
Year
1838 – 1841
Rulers
Kōmei
(1846–1867)
, Ninkō
(1817–1846)
Composition
Gold (.674) (.326 silver)
Shape
Oval
Alignment
Medal alignment ↑↑
Weight (g)
165.38
Demonetized
September 1874
Mintage & Variants
| Date | Mintage | Comment | Frequency | |
|---|---|---|---|---|
| ND (1838) | 2 | （方）（次）（丘）; Pattern | ||
| Show all 6 variants | ||||
Variant Details
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