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<p>[QUOTE="Troodon, post: 211999, member: 4626"]My grandfather brought back a lot of those; when he was in the Navy he was stationed in Japan right after the war ended. Also have a lot of other banknotes and coins he brought back.</p><p><br /></p><p>Inflation after WWII made minting sen pointless, so they discontinued it... that coin is the last one they minted. After that Japan used yen only. You can see the value of the sen go down dramatically as you track what metal they were made of; first copper, then bronze, then aluminum, then tin-zinc (and even clay if you count those as coins lol). I thought I had my dates wrong when the 1945 1 sen piece I had looked older than the 1941 I had... in actuality it's just that aluminum stood up to the elements better, the tin-zinc alloy used for the last of the sen coins gets corroded very easily.</p><p><br /></p><p>The 1 yen coin which was once minted in silver is nowadays minted in aluminum. The yen was about 250 to the dollar when I was in Okinawa around 1984. Nowadays it's about 100 to the dollar.[/QUOTE]</p><p><br /></p>
[QUOTE="Troodon, post: 211999, member: 4626"]My grandfather brought back a lot of those; when he was in the Navy he was stationed in Japan right after the war ended. Also have a lot of other banknotes and coins he brought back. Inflation after WWII made minting sen pointless, so they discontinued it... that coin is the last one they minted. After that Japan used yen only. You can see the value of the sen go down dramatically as you track what metal they were made of; first copper, then bronze, then aluminum, then tin-zinc (and even clay if you count those as coins lol). I thought I had my dates wrong when the 1945 1 sen piece I had looked older than the 1941 I had... in actuality it's just that aluminum stood up to the elements better, the tin-zinc alloy used for the last of the sen coins gets corroded very easily. The 1 yen coin which was once minted in silver is nowadays minted in aluminum. The yen was about 250 to the dollar when I was in Okinawa around 1984. Nowadays it's about 100 to the dollar.[/QUOTE]
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