| MADE IN JAPAN MARKS & DATES | | There can be some exceptions to the dates, but generally these dates are correct. There is also a lot of variation to the marks. These are some of the more commonly seen examples. | | MARK | YEARS USED | | | Nippon | 1891 to 1921 |  | | Japan | 1922 to 1941 |  | | Occupied Japan | 1945 to 1952 |  | | Made In Japan | 1953 to present |  | |
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