In Japan, gambling is illegal. However, they circumvent the law by giving out prizes instead of cash, which the winner can then sell back to the establishment for cash.
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The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
7
In Japan, watermelons are grown into the shape of a square so they are easier to stack and transport.
108
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19