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
Japanese schools do not have proms.
-21
In Japan, more adult diapers are sold than baby diapers.
50
Japan's capital Tokyo means "Eastern Capital".
1