The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
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In 2012, as phone booths become increasingly obsolete because of mobile phones, a Japanese artist has turned several booths in Osaka into aquariums.
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The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
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Japan is the largest exporter of frog's legs.
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Japan has the most vending machines in the world (5.52 million) which is more than the population of New Zealand.
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