Star City Homer collections
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Japan


Error Coins
Error coins are an interesting facet of collecting Japanese coins.  The modern equipment currently in place ensures a fairly mistake-free product currently, however interesting errors can be found when looking back.  This page shows the few I have been able to acquire so far.  A few such as off metal strikes have eluded me so far (though spotted in some sales venues).

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die cracks

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clashed dies
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rotated dies
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lamination errors

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off center hole

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Brockage errors

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Doubling.

Home
Japan
1870-1950
Dating etc.

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  • Home
  • World Coins
    • Albania >
      • Albanian Coins
      • Zog's Albania
    • Japan >
      • Japan--General
      • Reading Japanese coins
      • pre 1870
      • 1870-1950 >
        • rin
        • 5 rin
        • 1/2 sen
        • sen
        • 2 sen
        • 5 sen
        • 10 sen
        • 20 sen
        • 50 sen
        • yen (obsolete)
        • Trade Dollar
      • 1948-date >
        • yen (current)
        • 5 yen
        • 10 yen
        • 50 yen
        • 100 yen
        • 500 yen
        • commemorative coins
      • Gold coins
      • error coins
      • Dansco Japan Type set
  • Links
  • Contact