The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57
The Japanese, on average, are the shortest people.
320
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
Japan's capital Tokyo means "Eastern Capital".
1