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
In Japan, it is tradition for husbands to get a monthly allowance from their wives.
6
Japan is the largest exporter of frog's legs.
114
Japanese schools do not have proms.
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