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, slurping loudly while eating noodles shows that the food is delicious. It's actually considered rude not to slurp!
26
In Japan, watermelons are grown into the shape of a square so they are easier to stack and transport.
108
Most streets in Japan do not have names.
6
In 2012, as phone booths become increasingly obsolete because of mobile phones, a Japanese artist has turned several booths in Osaka into aquariums.
7
Japanese schools do not have proms.
-21
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26