In Japan, it is tradition for husbands to get a monthly allowance from their wives.
6
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
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
According to a Japanese poll in the year 2000, the Japanese believe that their best invention of the twentieth century was instant noodles.
6